Microsoft-Windows-TerminalServices-Licensing

Event	Title	Channel	Sample	Rule
0	Event ID 0	Operational	N	N
0	The Remote Desktop Licensing service has started.	System	Y	N
1	Event ID 1	Operational	N	N
1	The Remote Desktop Licensing service has paused.	System	N	N
2	Event ID 2	Operational	N	N
2	The Remote Desktop Licensing service has resumed running.	System	N	N
3	Event ID 3	Operational	N	N
3	The Remote Desktop Licensing service has stopped.	System	Y	N
4	Event ID 4	Operational	N	N
4	The Remote Desktop Licensing service has been activated	System	N	N
7	Event ID 7	Operational	N	N
7	This Remote Desktop license server is too busy to notify other Remote Desktop …	System	N	N
8	Event ID 8	Operational	N	N
8	This Remote Desktop license server cannot communicate with other Remote Desktop …	System	N	N
9	Event ID 9	Operational	N	N
9	The RD Licensing database file is not valid.	System	N	N
12	Event ID 12	Operational	N	N
12	All requests for licenses will be denied due to an initialization error in …	System	N	N
13	Event ID 13	Operational	N	N
13	The default policy module for RD Licensing.	System	N	N
14	Event ID 14	Operational	N	N
14	The Remote Desktop license server cannot detect locally installed licenses or …	System	N	N
15	Event ID 15	Operational	N	N
15	This Remote Desktop license server could not notify other Remote Desktop license …	System	N	N
16	Event ID 16	Operational	N	N
16	The Remote Desktop license server could not return an expired license to the …	System	N	N
17	Event ID 17	Operational	N	N
17	One or more of the RD Licensing certificates on the Remote Desktop license …	System	N	N
18	Event ID 18	Operational	N	N
18	The Remote Desktop license server "param1" has not been activated and therefore …	System	Y	N
19	Event ID 19	Operational	N	N
19	One or more RD Licensing certificates on the Remote Desktop license server …	System	N	N
20	The Remote Desktop license server "param1" does not have a sufficient number of …	Operational	N	N
21	Event ID 21	Operational	N	N
21	The Remote Desktop license server "param1" does not have any remaining permanent …	System	N	N
22	Event ID 22	Operational	N	N
22	The Remote Desktop license server "param1" does not have any licenses installed …	System	N	N
24	Event ID 24	Operational	N	N
24	The RD Licensing database is not consistent.	System	N	N
25	Event ID 25	Operational	N	N
25	The RD Licensing database does not belong to this Remote Desktop license server.	System	N	N
26	Event ID 26	Operational	N	N
26	All available "param1" licenses for product "param2" on Remote Desktop license …	System	N	N
27	Event ID 27	Operational	N	N
27	The Remote Desktop Licensing service is unable to connect to the Service Control …	System	N	N
28	Event ID 28	Operational	N	N
28	The Remote Desktop Licensing service is unable to report status to the Service …	System	N	N
30	Event ID 30	Operational	N	N
30	The Remote Desktop Licensing service could not create the service initialization …	System	N	N
36	Event ID 36	Operational	N	N
36	The Remote Desktop Licensing service could not start due to a lack of system …	System	N	N
37	Event ID 37	Operational	N	N
37	The Remote Desktop Licensing service cannot start.	System	N	N
38	Event ID 38	Operational	N	N
38	The Remote Desktop license server cannot issue a license to the client because …	System	N	N
39	Event ID 39	Operational	N	N
39	New public/private keys could not be generated because of following error: …	System	N	N
40	Event ID 40	Operational	N	N
40	A certificate could not be installed for this server because of following error: …	System	N	N
41	Event ID 41	Operational	N	N
41	The policy module could not be initialized because of the following error: …	System	N	N
42	Event ID 42	Operational	N	N
42	An error occurred in policy module "param1".	System	N	N
44	Event ID 44	Operational	N	N
44	The following general database error has occurred: "param1".	System	N	N
45	The Remote Desktop license server cannot communicate with another Remote Desktop …	Operational	N	N
46	Event ID 46	Operational	N	N
46	One or more RD Licensing certificates has expired.	System	N	N
47	Event ID 47	Operational	N	N
47	The RD Licensing database is corrupt.	System	N	N
48	Event ID 48	Operational	N	N
48	The Remote Desktop Licensing service is starting up with a restored database …	System	N	N
49	Event ID 49	Operational	N	N
49	The restored RD Licensing database file "param1" cannot be moved to the database …	System	N	N
51	Event ID 51	Operational	N	N
51	A backup copy of the RD Licensing database cannot be created and the restored …	System	N	N
52	Event ID 52	Operational	N	N
52	The existing RD Licensing database file has been saved as "param1".	System	N	N
55	Event ID 55	Operational	N	N
55	The existing RD Licensing database cannot be restored from its backup copy.	System	N	N
56	Event ID 56	Operational	N	N
56	Key-pack decryption failed with Win32 error code param1.	System	N	N
57	Event ID 57	Operational	N	N
57	The certificate chain verification failed with Win32 error code param1.	System	N	N
58	Event ID 58	Operational	N	N
58	The key-pack hash validation failed with error param1.	System	N	N
64	The Remote Desktop license server has been published in Active Directory Domain …	Admin	N	N
64	Event ID 64	Operational	N	N
66	The Remote Desktop license server has been unpublished from Active Directory …	Admin	N	N
66	Event ID 66	Operational	N	N
68	The Remote Desktop license server role has been successfully changed.	Admin	N	N
68	Event ID 68	Operational	N	N
71	The Terminal Server Computers local group cannot be created.	Operational	N	N
73	The Terminal Server Computers local group cannot be deleted.	Operational	N	N
74	The computer account for this Remote Desktop license server or Network Service …	Admin	N	N
74	Event ID 74	Operational	N	N
76	The computer account for the Remote Desktop license server has been removed from …	Admin	N	N
76	Event ID 76	Operational	N	N
80	One license of product "param1" issued to computer "param2" has been …	Admin	N	N
80	Event ID 80	Operational	N	N
81	The license issued to "param1" could not be revoked because the revocation limit …	Admin	N	N
81	Event ID 81	Operational	N	N
82	The "param1" param2 belonging to computer "param3" has been upgraded to "param4" …	Operational	N	N
83	The Remote Desktop license server has been registered as a service connection …	Admin	N	N
83	Event ID 83	Operational	Y	N
84	The Remote Desktop license server has been removed as a service connection point …	Admin	N	N
84	Event ID 84	Operational	N	N
85	The Remote Desktop license server could not be registered as a service …	Admin	Y	N
85	Event ID 85	Operational	Y	N
86	The Remote Desktop license server could not be removed as a service connection …	Admin	N	N
86	Event ID 86	Operational	N	N
87	The licenses have been successfully installed onto the Remote Desktop license …	Admin	N	N
87	Event ID 87	Operational	N	N
88	The RD Licensing database has been successfully rebuilt.	Admin	N	N
88	Event ID 88	Operational	N	N
89	The licenses have been successfully removed from the source Remote Desktop …	Admin	N	N
89	Event ID 89	Operational	N	N
90	The licenses on the source Remote Desktop license server param1 could not be …	Admin	N	N
90	Event ID 90	Operational	N	N
91	The migration of licenses has completed.	Admin	N	N
91	Event ID 91	Operational	N	N
92	The migration of licenses has completed.	Admin	N	N
92	Event ID 92	Operational	N	N
93	The migration of licenses has completed.	Admin	N	N
93	Event ID 93	Operational	N	N
97	Event ID 97	Operational	N	N
97	The policy module could not be initialized because of the following error: …	System	N	N
98	Event ID 98	Operational	N	N
98	An error occurred in policy module "param1".	System	N	N
4096	Event ID 4096	Operational	N	N
4096	Internal Error in server.	System	N	N
4097	Event ID 4097	Operational	N	N
4097	An error occurred during the Remote Desktop license server initialization phase.	System	N	N
4099	Event ID 4099	Operational	N	N
4099	The license server was unable to enumerate the existing reports.	System	N	N
4100	Event ID 4100	Operational	N	N
4100	The RD Licensing database might be corrupted.	System	N	N
4101	CAL reporting: CALReporting.	Admin	N	N
4101	Event ID 4101	Operational	N	N
4103	Event ID 4103	Operational	N	N
4103	The certificate cannot be installed on the Remote Desktop license server.	System	N	N
4104	Event ID 4104	Operational	N	N
4104	The remote procedure call (RPC) port is not listening.	System	N	N
4105	Event ID 4105	Operational	N	N
4105	The Remote Desktop license server cannot update the license attributes for user …	System	N	N
4106	CAL reporting: CALReporting.	Admin	N	N
4106	Event ID 4106	Operational	N	N
4107	Event ID 4107	Operational	N	N
4107	The Remote Desktop license server failed to query Active Directory Domain …	System	N	N
4108	Event ID 4108	Operational	N	N
4108	The Remote Desktop license server failed to generate the report.	System	N	N
4115	Event ID 4115	Operational	N	N
4115	RD Licensing has experienced a general initialization failure.	System	N	N
4117	Event ID 4117	Operational	N	N
4117	RD Licensing is unable to allocate the required system memory to perform the …	System	N	N
4120	Event ID 4120	Operational	N	N
4120	A backup copy of the certificate for this Remote Desktop license server could …	System	N	N
4136	Event ID 4136	Operational	N	N
4136	Incompatible version or data detected.	System	N	N
4137	Event ID 4137	Operational	N	N
4137	The Local Security Authority (LSA) has returned an invalid data version.	System	N	N
4141	Event ID 4141	Operational	N	N
4141	A license could not be issued to "param1" because it is not a member of the RDS …	System	N	N
4142	Event ID 4142	Operational	N	N
4142	A security descriptor cannot be set.	System	N	N
4143	The Remote Desktop license server has successfully issued a param1 to user …	Operational	N	N
4144	The Remote Desktop license server has successfully upgraded the param1 to a …	Operational	N	N
4145	The param1 for user param2 in the domain param3 has been renewed.	Operational	N	N
4146	The param1 for computer param2 has been renewed.	Operational	N	N
4147	The Remote Desktop license server has successfully issued a param1 to computer …	Operational	N	N
4148	The Remote Desktop license server has issued a param1 to computer param2 while …	Operational	N	N
4149	The Remote Desktop license server has issued a param1 to computer param2 which …	Operational	N	N
4150	Conversion of param1 failed because of following error.	Admin	N	N
4150	Event ID 4150	Operational	N	N
4151	param1 param2 from KeyPackID param3 have been successfully converted to param4 …	Admin	N	N
4151	Event ID 4151	Operational	N	N
4152	param1s have been reorganized across keypacks to maintain consistency in …	Admin	N	N
4152	Event ID 4152	Operational	N	N
8193	The Remote Desktop license server could not be published in Active Directory …	Admin	N	N
8193	Event ID 8193	Operational	N	N
8194	The Remote Desktop license server was successfully published in Active Directory …	Admin	N	N
8194	Event ID 8194	Operational	N	N
8195	The computer account for the Remote Desktop license server could not be added to …	Admin	N	N
8195	Event ID 8195	Operational	N	N
8196	The computer account for the Remote Desktop license server was successfully …	Admin	N	N
8196	Event ID 8196	Operational	N	N
8197	The RD Licensing database path could not be set to "param1" during the …	Admin	N	N
8197	Event ID 8197	Operational	N	N
8198	The RD Licensing database path was successfully set during the installation of …	Admin	N	N
8198	Event ID 8198	Operational	N	N
8199	The Remote Desktop license server is not installed on a Domain Controller and …	Admin	N	N
8199	Event ID 8199	Operational	N	N
8208	An attempt to access a report with an invalid path occurred: param1.	Admin	N	N
8208	Event ID 8208	Operational	N	N
12292	Event ID 12292	Operational	N	N
12292	Database was created by different version of License Server.	System	N	N
12293	Event ID 12293	Operational	N	N
12293	Database was created by beta version of License Server.	System	N	N
3221295149	A license could not be issued to '{param1}' because it is not a member of the …	Operational	N	N
3372224521	The Remote Desktop license server cannot update the license attributes for user …	Operational	N	N
3372224522	CAL reporting: {param1}.	Operational	N	N
3372224523	The Remote Desktop license server failed to query Active Directory Domain …	Operational	N	N
3372224524	The Remote Desktop license server failed to generate the report.	Operational	N	N

Event ID 0

Channel: Operational

Description

The Remote Desktop Licensing service has started.

Event ID 0: The Remote Desktop Licensing service has started.

Channel: System
Level: Informational

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-TerminalServices-Licensing",
    "guid": "{4D99F017-0EB1-4B52-8419-14AEBD13D770}",
    "event_source_name": "",
    "event_id": 0,
    "version": 0,
    "level": 4,
    "task": 0,
    "opcode": 0,
    "keywords": -9223372036854775808,
    "time_created": "2026-06-13T13:42:02.5402187+00:00",
    "event_record_id": 4391,
    "correlation": {},
    "execution": {
      "process_id": 3908,
      "thread_id": 4120
    },
    "channel": "System",
    "computer": "telemetry-DC-d.cell-d.ludus.domain",
    "security": {
      "user_id": "S-1-5-20"
    }
  },
  "event_data": {},
  "message": "The Remote Desktop Licensing service has started."
}

Event ID 1

Channel: Operational

Description

The Remote Desktop Licensing service has paused.

Event ID 1: The Remote Desktop Licensing service has paused.

Channel: System

Event ID 2

Channel: Operational

Description

The Remote Desktop Licensing service has resumed running.

Event ID 2: The Remote Desktop Licensing service has resumed running.

Channel: System

Event ID 3

Channel: Operational

Description

The Remote Desktop Licensing service has stopped.

Event ID 3: The Remote Desktop Licensing service has stopped.

Channel: System
Level: Informational

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-TerminalServices-Licensing",
    "guid": "{4D99F017-0EB1-4B52-8419-14AEBD13D770}",
    "event_source_name": "",
    "event_id": 3,
    "version": 0,
    "level": 4,
    "task": 0,
    "opcode": 0,
    "keywords": -9223372036854775808,
    "time_created": "2026-06-13T13:41:02.1484519+00:00",
    "event_record_id": 4184,
    "correlation": {},
    "execution": {
      "process_id": 6712,
      "thread_id": 2964
    },
    "channel": "System",
    "computer": "telemetry-DC-d.cell-d.ludus.domain",
    "security": {
      "user_id": "S-1-5-20"
    }
  },
  "event_data": {},
  "message": "The Remote Desktop Licensing service has stopped."
}

Event ID 4

Channel: Operational

Description

The Remote Desktop Licensing service has been activated.

Event ID 4: The Remote Desktop Licensing service has been activated

Channel: System

Event ID 7

Channel: Operational

Event ID 7: This Remote Desktop license server is too busy to notify other Remote Desktop license servers about the number of licenses that it has in its datab...

Channel: System

Message #

This Remote Desktop license server is too busy to notify other Remote Desktop license servers about the number of licenses that it has in its database. It will attempt to notify other Remote Desktop license servers later. If the problem persists, free up available memory if memory is low on the Remote Desktop license server, and identify and resolve any issues with network connectivity, specifically with firewall configuration. Problems with remote procedure calls (RPCs) might also cause this issue.

Event ID 8

Channel: Operational

Event ID 8: This Remote Desktop license server cannot communicate with other Remote Desktop license servers about the number of licenses that it has in its dat...

Channel: System

Message #

This Remote Desktop license server cannot communicate with other Remote Desktop license servers about the number of licenses that it has in its database. The license server will attempt to communicate with other Remote Desktop license servers later.

Event ID 9

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString

Event ID 9: The RD Licensing database file is not valid.

Channel: System

Message #

The RD Licensing database file is not valid. This file has been renamed to "%1", and the license server will start up with an empty database file. To resolve this issue, ensure that the required groups are granted the correct permissions to the LServer directory, and then reinstall the licenses. If the problem persists, rebuild the RD Licensing database and call the Microsoft Clearinghouse. When you call the Clearinghouse, ensure that your License Purchase Agreement information is readily available.

Fields #

Name	Description
`param1` UnicodeString

Event ID 12

Channel: Operational

Description

All requests for licenses will be denied due to an initialization error in policy module "param1".

Fields #

Name	Description
`param1` UnicodeString

Event ID 12: All requests for licenses will be denied due to an initialization error in policy module "param1".

Channel: System

Message #

All requests for licenses will be denied due to an initialization error in policy module "%1".

Fields #

Name	Description
`param1` UnicodeString

Event ID 13

Channel: Operational

Description

The default policy module for RD Licensing (Tls236.dll) will be used for all license requests to the policy module "param1".

Fields #

Name	Description
`param1` UnicodeString

Event ID 13: The default policy module for RD Licensing.

Channel: System

Description

The default policy module for RD Licensing (Tls236.dll) will be used for all license requests to the policy module "param1".

Message #

The default policy module for RD Licensing (Tls236.dll) will be used for all license requests to the policy module "%1".

Fields #

Name	Description
`param1` UnicodeString

Event ID 14

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString

Event ID 14: The Remote Desktop license server cannot detect locally installed licenses or communicate with other Remote Desktop license servers.

Channel: System

Message #

The Remote Desktop license server cannot detect locally installed licenses or communicate with other Remote Desktop license servers. To resolve this issue, identify and resolve any network connectivity issues. If the problem persists, restore the licensing database from backups or contact the Microsoft Clearinghouse.
The following error occurred: %1

Fields #

Name	Description
`param1` UnicodeString

Event ID 15

Channel: Operational

Event ID 15: This Remote Desktop license server could not notify other Remote Desktop license servers that new licenses have been installed and added to its lic...

Channel: System

Message #

This Remote Desktop license server could not notify other Remote Desktop license servers that new licenses have been installed and added to its licensing database. If the problem persists, free up available memory if memory is low on the Remote Desktop license server, and identify and resolve any network connectivity issues, specifically with firewall configuration. Problems with remote procedure calls (RPCs) might also cause this issue.

Event ID 16

Channel: Operational

Description

The Remote Desktop license server could not return an expired license to the available pool of licenses because of following error: .

Fields #

Name	Description
`param1` UnicodeString

Event ID 16: The Remote Desktop license server could not return an expired license to the available pool of licenses because of following error: param1.

Channel: System

Message #

The Remote Desktop license server could not return an expired license to the available pool of licenses because of following error: %1.

Fields #

Name	Description
`param1` UnicodeString

Event ID 17

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString

Event ID 17: One or more of the RD Licensing certificates on the Remote Desktop license server "param1" are corrupted.

Channel: System

Message #

One or more of the RD Licensing certificates on the Remote Desktop license server "%1" are corrupted. Therefore, the Remote Desktop license server will only issue temporary licenses until it is reactivated.

Fields #

Name	Description
`param1` UnicodeString

Event ID 18

Channel: Operational

Description

The Remote Desktop license server "param1" has not been activated and therefore will only issue temporary licenses. To issue permanent licenses, the Remote Desktop license server must be activated.

Fields #

Name	Description
`param1` UnicodeString

Event ID 18: The Remote Desktop license server "param1" has not been activated and therefore will only issue temporary licenses.

Channel: System
Level: Warning

Description

The Remote Desktop license server "param1" has not been activated and therefore will only issue temporary licenses. To issue permanent licenses, the Remote Desktop license server must be activated.

Message #

The Remote Desktop license server "%1" has not been activated and therefore will only issue temporary licenses. To issue permanent licenses, the Remote Desktop license server must be activated.

Fields #

Name	Description
`EventXML.param1` UnicodeString
`param1` UnicodeString

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-TerminalServices-Licensing",
    "guid": "{4D99F017-0EB1-4B52-8419-14AEBD13D770}",
    "event_source_name": "",
    "event_id": 18,
    "version": 0,
    "level": 3,
    "task": 0,
    "opcode": 0,
    "keywords": -9223372036854775808,
    "time_created": "2026-06-13T13:41:35.1497328+00:00",
    "event_record_id": 4382,
    "correlation": {},
    "execution": {
      "process_id": 3908,
      "thread_id": 4120
    },
    "channel": "System",
    "computer": "telemetry-DC-d.cell-d.ludus.domain",
    "security": {
      "user_id": "S-1-5-20"
    }
  },
  "user_data": {
    "EventXML": {
      "param1": "TELEMETRY-DC-D"
    }
  },
  "message": "The Remote Desktop license server \"TELEMETRY-DC-D\" has not been activated and therefore will only issue temporary licenses. To issue permanent licenses, the Remote Desktop license server must be activated."
}

Event ID 19

Channel: Operational

Description

One or more RD Licensing certificates on the Remote Desktop license server "param1" are corrupted. The Remote Desktop license server is switching to a backup certificate.

Fields #

Name	Description
`param1` UnicodeString

Event ID 19: One or more RD Licensing certificates on the Remote Desktop license server "param1" are corrupted.

Channel: System

Description

One or more RD Licensing certificates on the Remote Desktop license server "param1" are corrupted. The Remote Desktop license server is switching to a backup certificate.

Message #

One or more RD Licensing certificates on the Remote Desktop license server "%1" are corrupted. The Remote Desktop license server is switching to a backup certificate.

Fields #

Name	Description
`param1` UnicodeString

Event ID 20: The Remote Desktop license server "param1" does not have a sufficient number of permanent licenses for product "param3".

Channel: Operational

Message #

The Remote Desktop license server "%1" does not have a sufficient number of permanent licenses for product "%3". Only %2 permanent licenses remain. To resolve this problem, purchase and install additional licenses as needed for this license server.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 21

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 21: The Remote Desktop license server "param1" does not have any remaining permanent licenses of the type "param2".

Channel: System

Message #

The Remote Desktop license server "%1" does not have any remaining permanent licenses of the type "%2". As a result, the Remote Desktop license server cannot issue licenses of the type "%2" to the Remote Desktop Session Host or Remote Desktop Virtualization Host server "%3". To resolve this problem, verify that the Remote Desktop licensing mode configured on the RDSH or RDVH server matches the type of licenses installed on the Remote Desktop license server. If required, purchase and install additional licenses as needed for this Remote Desktop license server.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 22

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 22: The Remote Desktop license server "param1" does not have any licenses installed and registered with the Microsoft Clearinghouse for product "param2".

Channel: System

Message #

The Remote Desktop license server "%1" does not have any licenses installed and registered with the Microsoft Clearinghouse for product "%2". Therefore, the Remote Desktop license server cannot issue licenses of the type "%2" to the Remote Desktop Session Host or Remote Desktop Virtualization Host server "%3". To resolve this problem, install additional licenses as required.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 24

Channel: Operational

Event ID 24: The RD Licensing database is not consistent.

Channel: System

Message #

The RD Licensing database is not consistent. All licenses will be removed. To resolve this issue, rebuild the RD Licensing database and call the Microsoft Clearinghouse. When you call the Clearinghouse, ensure that your License Purchase Agreement information is readily available.

Event ID 25

Channel: Operational

Event ID 25: The RD Licensing database does not belong to this Remote Desktop license server.

Channel: System

Message #

The RD Licensing database does not belong to this Remote Desktop license server. The Remote Desktop license server will update the database table to take ownership of the database and all licenses will be removed.

Event ID 26

Channel: Operational

Description

All available "param1" licenses for product "param2" on Remote Desktop license server "param3" have been removed. Use RD Licensing Manager to re-register the licenses.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 26: All available "param1" licenses for product "param2" on Remote Desktop license server "param3" have been removed.

Channel: System

Description

All available "param1" licenses for product "param2" on Remote Desktop license server "param3" have been removed. Use RD Licensing Manager to re-register the licenses.

Message #

All available "%1" licenses for product "%2" on Remote Desktop license server "%3" have been removed. Use RD Licensing Manager to re-register the licenses.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 27

Channel: Operational

Description

The Remote Desktop Licensing service is unable to connect to the Service Control Manager.

Event ID 27: The Remote Desktop Licensing service is unable to connect to the Service Control Manager.

Channel: System

Event ID 28

Channel: Operational

Description

The Remote Desktop Licensing service is unable to report status to the Service Control Manager.

Event ID 28: The Remote Desktop Licensing service is unable to report status to the Service Control Manager.

Channel: System

Event ID 30

Channel: Operational

Description

The Remote Desktop Licensing service could not create the service initialization thread.

Event ID 30: The Remote Desktop Licensing service could not create the service initialization thread.

Channel: System

Event ID 36

Channel: Operational

Description

The Remote Desktop Licensing service could not start due to a lack of system resources.

Event ID 36: The Remote Desktop Licensing service could not start due to a lack of system resources.

Channel: System

Event ID 37

Channel: Operational

Description

The Remote Desktop Licensing service cannot start. The following error occurred.

Fields #

Name	Description
`param1` UnicodeString

Event ID 37: The Remote Desktop Licensing service cannot start.

Channel: System

Description

The Remote Desktop Licensing service cannot start. The following error occurred: param1.

Message #

The Remote Desktop Licensing service cannot start. The following error occurred: %1

To resolve this issue, ensure that required groups are granted the correct permissions to the TermServLicensing registry key and that the value of the DBPath registry key matches the location of the LServer directory. If the problem persists, shut down and then restart the Remote Desktop license server.

Fields #

Name	Description
`param1` UnicodeString

Event ID 38

Channel: Operational

Description

The Remote Desktop license server cannot issue a license to the client because of following error.

Fields #

Name	Description
`param1` UnicodeString

Event ID 38: The Remote Desktop license server cannot issue a license to the client because of following error: param1.

Channel: System

Message #

The Remote Desktop license server cannot issue a license to the client because of following error: %1

Fields #

Name	Description
`param1` UnicodeString

Event ID 39

Channel: Operational

Description

New public/private keys could not be generated because of following error: .

Fields #

Name	Description
`param1` UnicodeString

Event ID 39: New public/private keys could not be generated because of following error: param1.

Channel: System

Message #

New public/private keys could not be generated because of following error: %1.

Fields #

Name	Description
`param1` UnicodeString

Event ID 40

Channel: Operational

Description

A certificate could not be installed for this server because of following error: .

Fields #

Name	Description
`param1` UnicodeString

Event ID 40: A certificate could not be installed for this server because of following error: param1.

Channel: System

Message #

A certificate could not be installed for this server because of following error: %1.

Fields #

Name	Description
`param1` UnicodeString

Event ID 41

Channel: Operational

Description

The policy module could not be initialized because of the following error: .

Fields #

Name	Description
`param1` UnicodeString

Event ID 41: The policy module could not be initialized because of the following error: param1.

Channel: System

Message #

The policy module could not be initialized because of the following error: %1.

Fields #

Name	Description
`param1` UnicodeString

Event ID 42

Channel: Operational

Description

An error occurred in policy module "param1".

Fields #

Name	Description
`param1` UnicodeString

Event ID 42: An error occurred in policy module "param1".

Channel: System

Message #

An error occurred in policy module "%1".

Fields #

Name	Description
`param1` UnicodeString

Event ID 44

Channel: Operational

Description

The following general database error has occurred: "param1".

Fields #

Name	Description
`param1` UnicodeString

Event ID 44: The following general database error has occurred: "param1".

Channel: System

Message #

The following general database error has occurred: "%1"

Fields #

Name	Description
`param1` UnicodeString

Event ID 45: The Remote Desktop license server cannot communicate with another Remote Desktop license server because of the following error: param1.

Channel: Operational

Message #

The Remote Desktop license server cannot communicate with another Remote Desktop license server because of the following error: %1.

Fields #

Name	Description
`param1` UnicodeString

Event ID 46

Channel: Operational

Description

One or more RD Licensing certificates has expired. Please re-register.

Fields #

Name	Description
`param1` UnicodeString

Event ID 46: One or more RD Licensing certificates has expired.

Channel: System

Description

One or more RD Licensing certificates has expired. Please re-register.

Message #

One or more RD Licensing certificates has expired. Please re-register.

Fields #

Name	Description
`param1` UnicodeString

Event ID 47

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString

Event ID 47: The RD Licensing database is corrupt.

Channel: System

Message #

The RD Licensing database is corrupt. RD Licensing could not rename the RD Licensing database file "%1" to create a backup. Rename the file manually and restart the Remote Desktop Licensing service. To reinstall the licenses, you will need to call the Microsoft Clearinghouse. When you call the Clearinghouse, ensure that your License Purchase Agreement information is readily available.

Fields #

Name	Description
`param1` UnicodeString

Event ID 48

Channel: Operational

Description

The Remote Desktop Licensing service is starting up with a restored database file.

Event ID 48: The Remote Desktop Licensing service is starting up with a restored database file.

Channel: System

Event ID 49

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString

Event ID 49: The restored RD Licensing database file "param1" cannot be moved to the database directory.

Channel: System

Message #

The restored RD Licensing database file "%1" cannot be moved to the database directory. The Remote Desktop license server will use an empty database file. Ensure that the required groups are granted the correct permissions to the LServer directory. Rebuild the RD Licensing database and call the Microsoft Clearinghouse. When you call the Clearinghouse, ensure that your License Purchase Agreement information is readily available.

Fields #

Name	Description
`param1` UnicodeString

Event ID 51

Channel: Operational

Description

A backup copy of the RD Licensing database cannot be created and the restored database file will be ignored. The Remote Desktop license server will start up with the existing database file.

Event ID 51: A backup copy of the RD Licensing database cannot be created and the restored database file will be ignored.

Channel: System

Description

A backup copy of the RD Licensing database cannot be created and the restored database file will be ignored. The Remote Desktop license server will start up with the existing database file.

Message #

A backup copy of the RD Licensing database cannot be created and the restored database file will be ignored. The Remote Desktop license server will start up with the existing database file.

Event ID 52

Channel: Operational

Description

The existing RD Licensing database file has been saved as "param1". The Remote Desktop Licensing service has started with the restored database file.

Fields #

Name	Description
`param1` UnicodeString

Event ID 52: The existing RD Licensing database file has been saved as "param1".

Channel: System

Description

The existing RD Licensing database file has been saved as "param1". The Remote Desktop Licensing service has started with the restored database file.

Message #

The existing RD Licensing database file has been saved as "%1". The Remote Desktop Licensing service has started with the restored database file.

Fields #

Name	Description
`param1` UnicodeString

Event ID 55

Channel: Operational

Event ID 55: The existing RD Licensing database cannot be restored from its backup copy.

Channel: System

Message #

The existing RD Licensing database cannot be restored from its backup copy. To resolve this issue, ensure that the required groups are granted the correct permissions to the LServer directory, and then reinstall the licenses. If the problem persists, rebuild the RD Licensing database and call the Microsoft Clearinghouse. When you call the Clearinghouse, ensure that your License Purchase Agreement information is readily available.

Event ID 56

Channel: Operational

Description

Key-pack decryption failed with Win32 error code . Use the Telephone method to install the licenses.

Fields #

Name	Description
`param1` UnicodeString

Event ID 56: Key-pack decryption failed with Win32 error code param1.

Channel: System

Description

Key-pack decryption failed with Win32 error code param1. Use the Telephone method to install the licenses.

Message #

Key-pack decryption failed with Win32 error code %1. Use the Telephone method to install the licenses.

Fields #

Name	Description
`param1` UnicodeString

Event ID 57

Channel: Operational

Description

The certificate chain verification failed with Win32 error code . Use the Telephone method to install the licenses.

Fields #

Name	Description
`param1` UnicodeString

Event ID 57: The certificate chain verification failed with Win32 error code param1.

Channel: System

Description

The certificate chain verification failed with Win32 error code param1. Use the Telephone method to install the licenses.

Message #

The certificate chain verification failed with Win32 error code %1. Use the Telephone method to install the licenses.

Fields #

Name	Description
`param1` UnicodeString

Event ID 58

Channel: Operational

Description

The key-pack hash validation failed with error . Please use Telephone method for license installation.

Fields #

Name	Description
`param1` UnicodeString

Event ID 58: The key-pack hash validation failed with error param1.

Channel: System

Description

The key-pack hash validation failed with error param1. Please use Telephone method for license installation.

Message #

The key-pack hash validation failed with error %1. Please use Telephone method for license installation.

Fields #

Name	Description
`param1` UnicodeString

Event ID 64: The Remote Desktop license server has been published in Active Directory Domain Services.

Channel: Admin

Event ID 64

Channel: Operational

Description

The Remote Desktop license server has been published in Active Directory Domain Services.

Event ID 66: The Remote Desktop license server has been unpublished from Active Directory Domain Services.

Channel: Admin

Event ID 66

Channel: Operational

Description

The Remote Desktop license server has been unpublished from Active Directory Domain Services.

Event ID 68: The Remote Desktop license server role has been successfully changed.

Channel: Admin

Event ID 68

Channel: Operational

Description

The Remote Desktop license server role has been successfully changed.

Event ID 71: The Terminal Server Computers local group cannot be created.

Channel: Operational

Description

The Terminal Server Computers local group cannot be created.Win32 error code: {param1}.

Message #

The Terminal Server Computers local group cannot be created.Win32 error code: {param1}

Fields #

Name	Description
`param1`

Event ID 73: The Terminal Server Computers local group cannot be deleted.

Channel: Operational

Description

The Terminal Server Computers local group cannot be deleted.Win32 error code: {param1}.

Message #

The Terminal Server Computers local group cannot be deleted.Win32 error code: {param1}

Fields #

Name	Description
`param1`

Event ID 74: The computer account for this Remote Desktop license server or Network Service account has been added to the Terminal Server License Servers group ...

Channel: Admin

Description

The computer account for this Remote Desktop license server or Network Service account has been added to the Terminal Server License Servers group in Active Directory Domain Services.

Message #

The computer account for this Remote Desktop license server or Network Service account has been added to the Terminal Server License Servers group in Active Directory Domain Services.

Event ID 74

Channel: Operational

Description

The computer account for this Remote Desktop license server or Network Service account has been added to the Terminal Server License Servers group in Active Directory Domain Services.

Event ID 76: The computer account for the Remote Desktop license server has been removed from the Terminal Server License Servers group in Active Directory Doma...

Channel: Admin

Description

The computer account for the Remote Desktop license server has been removed from the Terminal Server License Servers group in Active Directory Domain Services.

Message #

The computer account for the Remote Desktop license server has been removed from the Terminal Server License Servers group in Active Directory Domain Services.

Event ID 76

Channel: Operational

Description

The computer account for the Remote Desktop license server has been removed from the Terminal Server License Servers group in Active Directory Domain Services.

Event ID 80: One license of product "param1" issued to computer "param2" has been successfully revoked.

Channel: Admin

Message #

One license of product "%1" issued to computer "%2" has been successfully revoked.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString

Event ID 80

Channel: Operational

Description

One license of product "param1" issued to computer "param2" has been successfully revoked.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString

Event ID 81: The license issued to "param1" could not be revoked because the revocation limit for the product "param2" is reached.

Channel: Admin

Message #

The license issued to "%1" could not be revoked because the revocation limit for the product "%2" is reached. %3 of the installed %4 licenses are already revoked. The license revocation of this product type will be allowed after %5.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString
`param4` UnicodeString
`param5` UnicodeString

Event ID 81

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString
`param4` UnicodeString
`param5` UnicodeString

Event ID 82: The "param1" param2 belonging to computer "param3" has been upgraded to "param4" param5.

Channel: Operational

Message #

The "%1"  %2 belonging to computer "%3" has been upgraded to "%4" %5.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString
`param4` UnicodeString
`param5` UnicodeString

Event ID 83: The Remote Desktop license server has been registered as a service connection point in Active Directory Domain Services.

Channel: Admin

Event ID 83

Channel: Operational
Level: 4

Description

The Remote Desktop license server has been registered as a service connection point in Active Directory Domain Services.

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-TerminalServices-Licensing",
    "guid": "{4D99F017-0EB1-4B52-8419-14AEBD13D770}",
    "event_source_name": "",
    "event_id": 83,
    "version": 0,
    "level": 4,
    "task": 0,
    "opcode": 0,
    "keywords": 4611686018427387904,
    "time_created": "2026-06-13T13:39:37.3613826+00:00",
    "event_record_id": 1,
    "correlation": {},
    "execution": {
      "process_id": 6712,
      "thread_id": 3076
    },
    "channel": "Microsoft-Windows-TerminalServices-Licensing/Admin",
    "computer": "telemetry-DC-d.cell-d.ludus.domain",
    "security": {
      "user_id": "S-1-5-20"
    }
  },
  "event_data": {},
  "message": "The Remote Desktop license server has been registered as a service connection point in Active Directory Domain Services."
}

Event ID 84: The Remote Desktop license server has been removed as a service connection point in Active Directory Domain Services.

Channel: Admin

Event ID 84

Channel: Operational

Description

The Remote Desktop license server has been removed as a service connection point in Active Directory Domain Services.

Event ID 85: The Remote Desktop license server could not be registered as a service connection point in Active Directory Domain Services (AD DS).

Channel: Admin
Level: Error

Message #

The Remote Desktop license server could not be registered as a service connection point in Active Directory Domain Services (AD DS). Ensure that there is network connectivity between the license server and AD DS. To register the license server as a service connection point in AD DS, use Review Configuration in the RD Licensing Manager tool.

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-TerminalServices-Licensing",
    "guid": "4D99F017-0EB1-4B52-8419-14AEBD13D770",
    "event_source_name": "",
    "event_id": 85,
    "version": 0,
    "level": 2,
    "task": 0,
    "opcode": 0,
    "keywords": 4611686018427387904,
    "time_created": "2026-08-01T01:02:51.129000+00:00",
    "event_record_id": 4,
    "correlation": {},
    "execution": {
      "process_id": 5096,
      "thread_id": 5664
    },
    "channel": "Microsoft-Windows-TerminalServices-Licensing/Admin",
    "computer": "JD-DC01-2022.ludus.domain",
    "security": {
      "user_id": "S-1-5-20"
    }
  },
  "event_data": {},
  "message": ""
}

Event ID 85

Channel: Operational
Level: 2

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-TerminalServices-Licensing",
    "guid": "{4D99F017-0EB1-4B52-8419-14AEBD13D770}",
    "event_source_name": "",
    "event_id": 85,
    "version": 0,
    "level": 2,
    "task": 0,
    "opcode": 0,
    "keywords": 4611686018427387904,
    "time_created": "2026-06-13T13:42:02.5402169+00:00",
    "event_record_id": 2,
    "correlation": {},
    "execution": {
      "process_id": 3908,
      "thread_id": 4120
    },
    "channel": "Microsoft-Windows-TerminalServices-Licensing/Admin",
    "computer": "telemetry-DC-d.cell-d.ludus.domain",
    "security": {
      "user_id": "S-1-5-20"
    }
  },
  "event_data": {},
  "message": "The Remote Desktop license server could not be registered as a service connection point in Active Directory Domain Services (AD DS). Ensure that there is network connectivity between the license server and AD DS. To register the license server as a service connection point in AD DS, use Review Configuration in the RD Licensing Manager tool."
}

Event ID 86: The Remote Desktop license server could not be removed as a service connection point in Active Directory Domain Services.

Channel: Admin

Event ID 86

Channel: Operational

Description

The Remote Desktop license server could not be removed as a service connection point in Active Directory Domain Services.

Event ID 87: The licenses have been successfully installed onto the Remote Desktop license server.

Channel: Admin

Event ID 87

Channel: Operational

Description

The licenses have been successfully installed onto the Remote Desktop license server.

Event ID 88: The RD Licensing database has been successfully rebuilt.

Channel: Admin

Event ID 88

Channel: Operational

Description

The RD Licensing database has been successfully rebuilt.

Event ID 89: The licenses have been successfully removed from the source Remote Desktop license server param1.

Channel: Admin

Message #

The licenses have been successfully removed from the source Remote Desktop license server %1.

Fields #

Name	Description
`param1` UnicodeString

Event ID 89

Channel: Operational

Description

The licenses have been successfully removed from the source Remote Desktop license server .

Fields #

Name	Description
`param1` UnicodeString

Event ID 90: The licenses on the source Remote Desktop license server param1 could not be removed during the migration.

Channel: Admin

Message #

The licenses on the source Remote Desktop license server %1 could not be removed during the migration. Use WMI to manually delete the licenses from %1 or ensure that %1 is no longer used as a license server with the same licenses that were migrated.

Fields #

Name	Description
`param1` UnicodeString

Event ID 90

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString

Event ID 91: The migration of licenses has completed.

Channel: Admin

Message #

The migration of licenses has completed. Because the source Remote Desktop license server %1 is running an operating system that does not support the deletion of licenses, ensure that %1 is no longer used as a license server with the same licenses that were migrated.

Fields #

Name	Description
`param1` UnicodeString

Event ID 91

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString

Event ID 92: The migration of licenses has completed.

Channel: Admin

Message #

The migration of licenses has completed. Because the source Remote Desktop license server %1 was not available on the network during the migration, you will either have to delete the licenses from %1 by using WMI (if %1 is running at least Windows Server 2008 R2) or you need to ensure that %1 is no longer used as a license server with the same licenses that were migrated.

Fields #

Name	Description
`param1` UnicodeString

Event ID 92

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString

Event ID 93: The migration of licenses has completed.

Channel: Admin

Message #

The migration of licenses has completed. During the migration, the source Remote Desktop license server was specified as no longer functioning. Ensure that it is no longer used as a license server with the same licenses that were migrated.

Event ID 93

Channel: Operational

Event ID 97

Channel: Operational

Description

The policy module could not be initialized because of the following error: .

Fields #

Name	Description
`param1` UnicodeString

Event ID 97: The policy module could not be initialized because of the following error: param1.

Channel: System

Message #

The policy module could not be initialized because of the following error: %1.

Fields #

Name	Description
`param1` UnicodeString

Event ID 98

Channel: Operational

Description

An error occurred in policy module "param1".

Fields #

Name	Description
`param1` UnicodeString

Event ID 98: An error occurred in policy module "param1".

Channel: System

Message #

An error occurred in policy module "%1".

Fields #

Name	Description
`param1` UnicodeString

Event ID 4096

Channel: Operational

Description

Internal Error in server.

Event ID 4096: Internal Error in server.

Channel: System

Event ID 4097

Channel: Operational

Description

An error occurred during the Remote Desktop license server initialization phase.

Event ID 4097: An error occurred during the Remote Desktop license server initialization phase.

Channel: System

Event ID 4099

Channel: Operational

Description

The license server was unable to enumerate the existing reports.

Event ID 4099: The license server was unable to enumerate the existing reports.

Channel: System

Event ID 4100

Channel: Operational

Event ID 4100: The RD Licensing database might be corrupted.

Channel: System

Message #

The RD Licensing database might be corrupted. To resolve this issue, ensure that the required groups are granted the correct permissions to the LServer directory. If the problem persists, rebuild the RD Licensing database and call the Microsoft Clearinghouse. When you call the Clearinghouse, ensure that your License Purchase Agreement information is readily available.

Event ID 4101: CAL reporting: CALReporting.

Channel: Admin

Message #

CAL reporting: %1

Fields #

Name	Description
`param1` UnicodeString

Event ID 4101

Channel: Operational

Description

CAL reporting.

Fields #

Name	Description
`param1` UnicodeString

Event ID 4103

Channel: Operational

Event ID 4103: The certificate cannot be installed on the Remote Desktop license server.

Channel: System

Message #

The certificate cannot be installed on the Remote Desktop license server. This issue might be due to a problem connecting to the Microsoft Clearinghouse over HTTPS. To resolve this issue, try reactivating the Remote Desktop license server. If the problem persists, identify and resolve any possible network connectivity issues.

Event ID 4104

Channel: Operational

Description

The remote procedure call (RPC) port is not listening.

Event ID 4104: The remote procedure call (RPC) port is not listening.

Channel: System

Event ID 4105

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 4105: The Remote Desktop license server cannot update the license attributes for user "param1" in the Active Directory Domain "param2".

Channel: System

Message #

The Remote Desktop license server cannot update the license attributes for user "%1" in the Active Directory Domain "%2". Ensure that the computer account for the license server is a member of Terminal Server License Servers group in Active Directory domain "%2".
If the license server is installed on a domain controller, the Network Service account also needs to be a member of the Terminal Server License Servers group.
If the license server is installed on a domain controller, after you have added the appropriate accounts to the Terminal Server License Servers group, you must restart the Remote Desktop Licensing service to track or report the usage of RDS Per User CALs.
Win32 error code: %3

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 4106: CAL reporting: CALReporting.

Channel: Admin

Message #

CAL reporting: %1

Fields #

Name	Description
`param1` UnicodeString

Event ID 4106

Channel: Operational

Description

CAL reporting.

Fields #

Name	Description
`param1` UnicodeString

Event ID 4107

Channel: Operational

Description

The Remote Desktop license server failed to query Active Directory Domain Services for user information.

Fields #

Name	Description
`param1` UnicodeString

Event ID 4107: The Remote Desktop license server failed to query Active Directory Domain Services for user information.

Channel: System

Message #

The Remote Desktop license server failed to query Active Directory Domain Services for user information.
Win32 error code: %1

Fields #

Name	Description
`param1` UnicodeString

Event ID 4108

Channel: Operational

Description

The Remote Desktop license server failed to generate the report.

Fields #

Name	Description
`param1` UnicodeString

Event ID 4108: The Remote Desktop license server failed to generate the report.

Channel: System

Message #

The Remote Desktop license server failed to generate the report.
Win32 error code: %1

Fields #

Name	Description
`param1` UnicodeString

Event ID 4115

Channel: Operational

Description

RD Licensing has experienced a general initialization failure.

Event ID 4115: RD Licensing has experienced a general initialization failure.

Channel: System

Event ID 4117

Channel: Operational

Description

RD Licensing is unable to allocate the required system memory to perform the operation.

Event ID 4117: RD Licensing is unable to allocate the required system memory to perform the operation.

Channel: System

Event ID 4120

Channel: Operational

Description

A backup copy of the certificate for this Remote Desktop license server could not be created.

Event ID 4120: A backup copy of the certificate for this Remote Desktop license server could not be created.

Channel: System

Event ID 4136

Channel: Operational

Description

Incompatible version or data detected.

Event ID 4136: Incompatible version or data detected.

Channel: System

Event ID 4137

Channel: Operational

Description

The Local Security Authority (LSA) has returned an invalid data version.

Event ID 4137: The Local Security Authority (LSA) has returned an invalid data version.

Channel: System

Event ID 4141

Channel: Operational

Description

A license could not be issued to "param1" because it is not a member of the RDS Endpoint Servers group.

Fields #

Name	Description
`param1` UnicodeString

Event ID 4141: A license could not be issued to "param1" because it is not a member of the RDS Endpoint Servers group.

Channel: System

Message #

A license could not be issued to "%1" because it is not a member of the RDS Endpoint Servers group.

Fields #

Name	Description
`param1` UnicodeString

Event ID 4142

Channel: Operational

Event ID 4142: A security descriptor cannot be set.

Channel: System

Message #

A security descriptor cannot be set. As a result, Remote Desktop Session Host or Remote Desktop Virtualization Host servers might not be able to connect to Remote Desktop license servers. Restart the Remote Desktop Licensing service.

Event ID 4143: The Remote Desktop license server has successfully issued a param1 to user param2 in the domain param3.

Channel: Operational

Message #

The Remote Desktop license server has successfully issued a %1 to user %2 in the domain %3.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 4144: The Remote Desktop license server has successfully upgraded the param1 to a param2 for user param3 in the domain param4.

Channel: Operational

Message #

The Remote Desktop license server has successfully upgraded the %1 to a %2 for user  %3 in the domain %4.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString
`param4` UnicodeString

Event ID 4145: The param1 for user param2 in the domain param3 has been renewed.

Channel: Operational

Message #

The %1 for user %2 in the domain %3 has been renewed.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 4146: The param1 for computer param2 has been renewed.

Channel: Operational

Message #

The %1 for computer %2 has been renewed.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString

Event ID 4147: The Remote Desktop license server has successfully issued a param1 to computer param2.

Channel: Operational

Message #

The Remote Desktop license server has successfully issued a %1 to computer %2.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString

Event ID 4148: The Remote Desktop license server has issued a param1 to computer param2 while accessing param4.

Channel: Operational

Description

The Remote Desktop license server has issued a param1 to computer param2 while accessing param4. Please refer param3 to know about the different licenses that can be used to access the param4.

Message #

The Remote Desktop license server has issued a %1 to computer %2 while accessing %4. Please refer %3 to know about the different licenses that can be used to access the %4.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString
`param4` UnicodeString

Event ID 4149: The Remote Desktop license server has issued a param1 to computer param2 which is not the most appropriate CAL for this connection request.

Channel: Operational

Description

The Remote Desktop license server has issued a param1 to computer param2 which is not the most appropriate CAL for this connection request. Please refer param3 for more information.

Message #

The Remote Desktop license server has issued a %1 to computer %2 which is not the most appropriate CAL for this connection request. Please refer %3 for more information.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 4150: Conversion of param1 failed because of following error.

Channel: Admin

Description

Conversion of param1 failed because of following error. param2.

Message #

Conversion of %1 failed because of following error. %2 
Win32 error code: %3

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 4150

Channel: Operational

Description

Conversion of failed because of following error.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString

Event ID 4151: param1 param2 from KeyPackID param3 have been successfully converted to param4 with KeyPackID param5.

Channel: Admin

Message #

%1 %2 from KeyPackID %3 have been successfully converted to %4 with KeyPackID %5.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString
`param4` UnicodeString
`param5` UnicodeString

Event ID 4151

Channel: Operational

Description

from KeyPackID have been successfully converted to with KeyPackID .

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString
`param3` UnicodeString
`param4` UnicodeString
`param5` UnicodeString

Event ID 4152: param1s have been reorganized across keypacks to maintain consistency in installed and issued license count.

Channel: Admin

Message #

%1s have been reorganized across keypacks to maintain consistency in installed and issued license count.

Fields #

Name	Description
`param1` UnicodeString

Event ID 4152

Channel: Operational

Description

s have been reorganized across keypacks to maintain consistency in installed and issued license count.

Fields #

Name	Description
`param1` UnicodeString

Event ID 8193: The Remote Desktop license server could not be published in Active Directory Domain Services during the installation of RD Licensing.

Channel: Admin

Description

The Remote Desktop license server could not be published in Active Directory Domain Services during the installation of RD Licensing. The action failed with Win32 error code param1.

Message #

The Remote Desktop license server could not be published in Active Directory Domain Services during the installation of RD Licensing. The action failed with Win32 error code %1.

Fields #

Name	Description
`param1` UnicodeString

Event ID 8193

Channel: Operational

Description

The Remote Desktop license server could not be published in Active Directory Domain Services during the installation of RD Licensing. The action failed with Win32 error code .

Fields #

Name	Description
`param1` UnicodeString

Event ID 8194: The Remote Desktop license server was successfully published in Active Directory Domain Services during the installation of RD Licensing.

Channel: Admin

Event ID 8194

Channel: Operational

Description

The Remote Desktop license server was successfully published in Active Directory Domain Services during the installation of RD Licensing.

Event ID 8195: The computer account for the Remote Desktop license server could not be added to the Terminal Server License Servers group in Active Directory Doma...

Channel: Admin

Message #

The computer account for the Remote Desktop license server could not be added to the Terminal Server License Servers group in Active Directory Domain Services during the installation of RD Licensing. The action failed with Win32 error code %1.

Fields #

Name	Description
`param1` UnicodeString

Event ID 8195

Channel: Operational

Fields #

Name	Description
`param1` UnicodeString

Event ID 8196: The computer account for the Remote Desktop license server was successfully added to the Terminal Server License Servers group in Active Directory ...

Channel: Admin

Message #

The computer account for the Remote Desktop license server was successfully added to the Terminal Server License Servers group in Active Directory Domain Services during the installation of RD Licensing.

Event ID 8196

Channel: Operational

Event ID 8197: The RD Licensing database path could not be set to "param1" during the installation of RD Licensing.

Channel: Admin

Message #

The RD Licensing database path could not be set to "%1" during the installation of RD Licensing.
Win32 error code: %2

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString

Event ID 8197

Channel: Operational

Description

The RD Licensing database path could not be set to "param1" during the installation of RD Licensing.

Fields #

Name	Description
`param1` UnicodeString
`param2` UnicodeString

Event ID 8198: The RD Licensing database path was successfully set during the installation of RD Licensing.

Channel: Admin

Event ID 8198

Channel: Operational

Description

The RD Licensing database path was successfully set during the installation of RD Licensing.

Event ID 8199: The Remote Desktop license server is not installed on a Domain Controller and hence would not be auto-discoverable by down-level Remote Desktop Ses...

Channel: Admin

Description

The Remote Desktop license server is not installed on a Domain Controller and hence would not be auto-discoverable by down-level Remote Desktop Session Host servers.

Message #

The Remote Desktop license server is not installed on a Domain Controller and hence would not be auto-discoverable by down-level Remote Desktop Session Host servers.

Event ID 8199

Channel: Operational

Description

The Remote Desktop license server is not installed on a Domain Controller and hence would not be auto-discoverable by down-level Remote Desktop Session Host servers.

Event ID 8208: An attempt to access a report with an invalid path occurred: param1.

Channel: Admin

Message #

An attempt to access a report with an invalid path occurred: %1

Fields #

Name	Description
`param1` UnicodeString

Event ID 8208

Channel: Operational

Description

An attempt to access a report with an invalid path occurred.

Fields #

Name	Description
`param1` UnicodeString

Event ID 12292

Channel: Operational

Description

Database was created by different version of License Server.

Event ID 12292: Database was created by different version of License Server.

Channel: System

Event ID 12293

Channel: Operational

Description

Database was created by beta version of License Server.

Event ID 12293: Database was created by beta version of License Server.

Channel: System

Event ID 3221295149: A license could not be issued to '{param1}' because it is not a member of the Terminal Server Computers group.

Channel: Operational

Fields #

Name	Description
`param1`

Event ID 3372224521: The Remote Desktop license server cannot update the license attributes for user '{param1}' in the Active Directory Domain '{param2}'.

Channel: Operational

Message #

The Remote Desktop license server cannot update the license attributes for user '{param1}' in the Active Directory Domain '{param2}'. Ensure that the computer account for the license server is a member of Terminal Server License Servers group in Active Directory domain '{param2}'.If the license server is installed on a domain controller; the Network Service account also needs to be a member of the Terminal Server License Servers group.If the license server is installed on a domain controller; after you have added the appropriate accounts to the Terminal Server License Servers group; you must restart the Remote Desktop Licensing service to track or report the usage of RDS Per User CALs.Win32 error code: {param3}

Fields #

Name	Description
`param1`
`param2`
`param3`

Event ID 3372224522: CAL reporting: {param1}.

Channel: Operational

Fields #

Name	Description
`param1`

Event ID 3372224523: The Remote Desktop license server failed to query Active Directory Domain Services for user information.

Channel: Operational

Description

The Remote Desktop license server failed to query Active Directory Domain Services for user information.Win32 error code: {param1}.

Message #

The Remote Desktop license server failed to query Active Directory Domain Services for user information.Win32 error code: {param1}

Fields #

Name	Description
`param1`

Event ID 3372224524: The Remote Desktop license server failed to generate the report.

Channel: Operational

Description

The Remote Desktop license server failed to generate the report.Win32 error code: {param1}.

Message #

The Remote Desktop license server failed to generate the report.Win32 error code: {param1}

Fields #

Name	Description
`param1`

Provenance

ETW provider GUID 4d99f017-0eb1-4b52-8419-14aebd13d770

Defined in lserver.dll, which carries the event manifest.

WS2022-20348.4893, schema read from the registered manifest, binary version 10.0.20348.2849, captured 2026-06-02 — Manifest XML pack, 1.9 MB