Microsoft-Windows-COMRuntime

35 events across 4 channels

EventTitleChannelSample
1CliModalLoopDelayTracingN
2ComCallDelayTracingY
3DropKeyboardMessageMessageProcessingN
4DropMouseMessageMessageProcessingN
5DropQueueSyncMessageMessageProcessingN
6DropPointerMessageMessageProcessingN
7PrematureStubRundownTracingN
18205DCOM server attempted to listen on an invalid endpoint.OperationalN
18207The machine wide limit settings do not grant param1 param2 permission for the …OperationalN
18208The param1 permission settings do not grant param2 param3 permission for the COM …OperationalN
18209The param1 permission settings do not grant param2 access permission to the COM …OperationalN
18210The application-specific permission settings do not grant param1 access …OperationalN
18211The machine wide limit settings do not grant param1 access permission to the COM …OperationalN
18212The machine wide param1 param2 security descriptor is invalid.OperationalN
18213The launch and activation security descriptor for the COM Server application …OperationalN
18214The param1 access security descriptor for the COM Server application param2 with …OperationalN
18215The application-specific access security descriptor for the COM Server …OperationalN
18216The machine wide group policy param1 Limits security descriptor is invalid.OperationalN
18219The machine wide limit settings do not grant param1 param2 permission for COM …OperationalN
18220OLE (Object Linking and Embedding) in the application "param1" was trying to …OperationalN
18221The attempt to connect to the RPCSS service was denied access for the COM Server …OperationalN
32769task_032769ActivationsY
3221243677DCOM server attempted to listen on an invalid endpoint.OperationalN
3221243679The machine wide limit settings do not grant {param1} {param2} permission for …OperationalN
3221243680The {param1} permission settings do not grant {param2} {param3} permission for …OperationalN
3221243681The {param1} permission settings do not grant {param2} access permission to the …OperationalN
3221243682The application-specific permission settings do not grant {param1} access …OperationalN
3221243683The machine wide limit settings do not grant {param1} access permission to the …OperationalN
3221243684The machine wide {param1} {param2} security descriptor is invalid.OperationalN
3221243685The launch and activation security descriptor for the COM Server application …OperationalN
3221243686The {param1} access security descriptor for the COM Server application {param2} …OperationalN
3221243687The application-specific access security descriptor for the COM Server …OperationalN
3221243688The machine wide group policy {param1} Limits security descriptor is invalid.OperationalN
3221243691The machine wide limit settings do not grant {param1} {param2} permission for …OperationalN
3221243692OLE (Object Linking and Embedding) in the application "param1" was trying to …OperationalN

Event ID 1: CliModalLoopDelay

#
Provider
Microsoft-Windows-COMRuntime
Channel
Tracing
Task
CliModalLoopDelay

Fields #

NameDescription
Flags UInt32
BlockTimeMs UInt32
TotalTimeMs UInt32

Event ID 2: ComCallDelay

#
Provider
Microsoft-Windows-COMRuntime
Channel
Tracing
Also via
realtime ETW trace
Level
Informational
Task
ComCallDelay
Opcode
win:Info

Fields #

NameDescription
Flags UInt32
CallTimeMs UInt32
CallResult UInt32
TargetThreadId UInt32Thread ID in the target process.
TargetProcessId UInt32Process ID of the target process.
TargetMethod UInt32
TargetInterface GUID

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-COMRuntime",
    "guid": "{BF406804-6AFA-46E7-8A48-6C357E1D6D61}",
    "event_source_name": "",
    "event_id": 2,
    "version": 0,
    "level": 4,
    "task": 2,
    "opcode": 0,
    "keywords": "0x4000000000000002",
    "time_created": "2026-06-02T05:14:54.111+00:00",
    "event_record_id": 0,
    "correlation": {
      "ActivityID": "{431EA5F1-C4C9-4A44-A885-A4F9F25D7908}"
    },
    "execution": {
      "process_id": 4304,
      "thread_id": 17928
    },
    "channel": "ETW Trace",
    "computer": "JD-DC01-2022",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "CallResult": 0,
    "CallTimeMs": 2985,
    "Flags": 0,
    "TargetInterface": "{A5EBA07A-DAE8-4D15-B12F-728EFD8A9866}",
    "TargetMethod": 3,
    "TargetProcessId": 20648,
    "TargetThreadId": 0
  },
  "message": "ComCallDelay"
}

Event ID 3: DropKeyboardMessage

#
Provider
Microsoft-Windows-COMRuntime
Channel
MessageProcessing
Task
DropKeyboardMessage

Fields #

NameDescription
ApartmentType UInt32

Event ID 4: DropMouseMessage

#
Provider
Microsoft-Windows-COMRuntime
Channel
MessageProcessing
Task
DropMouseMessage

Fields #

NameDescription
ApartmentType UInt32

Event ID 5: DropQueueSyncMessage

#
Provider
Microsoft-Windows-COMRuntime
Channel
MessageProcessing
Task
DropQueueSyncMessage

Fields #

NameDescription
ApartmentType UInt32

Event ID 6: DropPointerMessage

#
Provider
Microsoft-Windows-COMRuntime
Channel
MessageProcessing
Task
DropPointerMessage

Fields #

NameDescription
ApartmentType UInt32
Message UInt32

Event ID 7: PrematureStubRundown

#
Provider
Microsoft-Windows-COMRuntime
Channel
Tracing
Task
PrematureStubRundown

Fields #

NameDescription
IID GUID
Method UInt32
IPID GUID
CallType UInt32

Event ID 18205: DCOM server attempted to listen on an invalid endpoint.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

DCOM server attempted to listen on an invalid endpoint. Protocol Sequence: ProtocolSequence Endpoint: Endpoint Flags: Flags.

Message #

DCOM server attempted to listen on an invalid endpoint. Protocol Sequence: %1 Endpoint: %2 Flags: %3

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString
param3 UnicodeString

Event ID 18207: The machine wide limit settings do not grant param1 param2 permission for the COM Server application with CLSID.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The machine wide limit settings do not grant param1 param2 permission for the COM Server application with CLSID.

Message #

The machine wide limit settings do not grant %1 %2 permission for the COM Server application with CLSID 
%3
 and APPID 
%4
 to the user %5\%6 SID (%7) from address %8 running in the application container %9 SID (%10). This security permission can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString
param3 UnicodeString
param4 UnicodeString
param5 UnicodeString
param6 UnicodeString
param7 UnicodeString
param8 UnicodeString
param9 UnicodeString
param10 UnicodeString

Event ID 18208: The param1 permission settings do not grant param2 param3 permission for the COM Server application with CLSID.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The param1 permission settings do not grant param2 param3 permission for the COM Server application with CLSID.

Message #

The %1 permission settings do not grant %2 %3 permission for the COM Server application with CLSID 
%4
 and APPID 
%5
 to the user %6\%7 SID (%8) from address %9 running in the application container %10 SID (%11). This security permission can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString
param3 UnicodeString
param4 UnicodeString
param5 UnicodeString
param6 UnicodeString
param7 UnicodeString
param8 UnicodeString
param9 UnicodeString
param10 UnicodeString
param11 UnicodeString

Event ID 18209: The param1 permission settings do not grant param2 access permission to the COM Server application param3 with APPID.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The param1 permission settings do not grant param2 access permission to the COM Server application param3 with APPID.

Message #

The %1 permission settings do not grant %2 access permission to the COM Server application %3 with APPID 
%4
 to the user %5\%6 SID (%7) from address %8 running in the application container %9 SID (%10). This security permission can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString
param3 UnicodeString
param4 UnicodeString
param5 UnicodeString
param6 UnicodeString
param7 UnicodeString
param8 UnicodeString
param9 UnicodeString
param10 UnicodeString

Event ID 18210: The application-specific permission settings do not grant param1 access permission to the COM Server application param2 with APPID.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The application-specific permission settings do not grant param1 access permission to the COM Server application param2 with APPID.

Message #

The application-specific permission settings do not grant %1 access permission to the COM Server application %2 with APPID 
%3
 to the user %4\%5 SID (%6) from address %7 running in the application container %8 SID (%9). The application set this security permission programmatically; to modify this security permission contact the application vendor.

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString
param3 UnicodeString
param4 UnicodeString
param5 UnicodeString
param6 UnicodeString
param7 UnicodeString
param8 UnicodeString
param9 UnicodeString

References #

Event ID 18211: The machine wide limit settings do not grant param1 access permission to the COM Server application param2 with APPID.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The machine wide limit settings do not grant param1 access permission to the COM Server application param2 with APPID.

Message #

The machine wide limit settings do not grant %1 access permission to the COM Server application %2 with APPID 
%3
 to the user %4\%5 SID (%6) from address %7 running in the application container %8 SID (%9). This security permission can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString
param3 UnicodeString
param4 UnicodeString
param5 UnicodeString
param6 UnicodeString
param7 UnicodeString
param8 UnicodeString
param9 UnicodeString

Event ID 18212: The machine wide param1 param2 security descriptor is invalid.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The machine wide param1 param2 security descriptor is invalid. It contains Access Control Entries with permissions that are invalid. The requested action was therefore not performed. This security permission can be corrected using the Component Services administrative tool.

Message #

The machine wide %1 %2 security descriptor is invalid. It contains Access Control Entries with permissions that are invalid. The requested action was therefore not performed. This security permission can be corrected using the Component Services administrative tool.

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString

Event ID 18213: The launch and activation security descriptor for the COM Server application with APPID.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The launch and activation security descriptor for the COM Server application with APPID.

Message #

The launch and activation security descriptor for the COM Server application with APPID 
%1
 is invalid. It contains Access Control Entries with permissions that are invalid. The requested action was therefore not performed. This security permission can be corrected using the Component Services administrative tool.

Fields #

NameDescription
param1 UnicodeString

Event ID 18214: The param1 access security descriptor for the COM Server application param2 with APPID.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The param1 access security descriptor for the COM Server application param2 with APPID.

Message #

The %1 access security descriptor for the COM Server application %2 with APPID 
%3
 is invalid. It contains Access Control Entries with permissions that are invalid. The requested action was therefore not performed. This security permission can be corrected using the Component Services administrative tool.

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString
param3 UnicodeString

Event ID 18215: The application-specific access security descriptor for the COM Server application param1 with APPID.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The application-specific access security descriptor for the COM Server application param1 with APPID.

Message #

The application-specific access security descriptor for the COM Server application %1 with APPID 
%2
 is invalid. It contains Access Control Entries with permissions that are invalid. The requested action was therefore not performed.  The application set this security permission programmatically; to modify this security permission contact the application vendor.

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString

Event ID 18216: The machine wide group policy param1 Limits security descriptor is invalid.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The machine wide group policy param1 Limits security descriptor is invalid. The security descriptor is defined as an invalid Security Descriptor Definitions Language (SDDL) string. The requested action was therefore not performed. Please contact your administrator to get the security descriptor corrected in the Group Policy settings.

Message #

The machine wide group policy %1 Limits security descriptor is invalid. The security descriptor is defined as an invalid Security Descriptor Definitions Language (SDDL) string. The requested action was therefore not performed. Please contact your administrator to get the security descriptor corrected in the Group Policy settings.

Fields #

NameDescription
param1 UnicodeString

Event ID 18219: The machine wide limit settings do not grant param1 param2 permission for COM Server applications to the user param3\param4 SID (param5) from address param6 running in the...

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational
Opcode
Info

Description

The machine wide limit settings do not grant param1 param2 permission for COM Server applications to the user param3\param4 SID (param5) from address param6 running in the application container param7 SID (param8). This security permission can be modified using the Component Services administrative tool.

Message #

The machine wide limit settings do not grant %1 %2 permission for COM Server applications to the user %3\%4 SID (%5) from address %6 running in the application container %7 SID (%8). This security permission can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString
param3 UnicodeString
param4 UnicodeString
param5 UnicodeString
param6 UnicodeString
param7 UnicodeString
param8 UnicodeString

Event ID 18220: OLE (Object Linking and Embedding) in the application "param1" was trying to convert embedded content in a document; however, OLE no longer supports the presentation format for the embedded content

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Fields #

NameDescription
param1 UnicodeString

Event ID 18221: The attempt to connect to the RPCSS service was denied access for the COM Server application param1 to the user param2\param3 SID (param4) running in the applicati...

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Description

The attempt to connect to the RPCSS service was denied access for the COM Server application param1 to the user param2\param3 SID (param4) running in the application container param5 SID (param6). The most likely cause is that the machine wide Access Limits do not grant the user or application local access permissions. The Access Limits can be modified using the Component Services administrative tool.

Message #

The attempt to connect to the RPCSS service was denied access for the COM Server application %1 to the user %2\%3 SID (%4) running in the application container %5 SID (%6). The most likely cause is that the machine wide Access Limits do not grant the user or application local access permissions. The Access Limits can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString
param3 UnicodeString
param4 UnicodeString
param5 UnicodeString
param6 UnicodeString

Event ID 32769: task_032769

#
Provider
Microsoft-Windows-COMRuntime
Channel
Activations
Also via
realtime ETW trace
Level
Informational
Opcode
win:Info

Fields #

NameDescription
param1 UnicodeString
param2 UnicodeString
param3 UnicodeString

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-COMRuntime",
    "guid": "{BF406804-6AFA-46E7-8A48-6C357E1D6D61}",
    "event_source_name": "",
    "event_id": 32769,
    "version": 0,
    "level": 4,
    "task": 0,
    "opcode": 0,
    "keywords": "0x2000000000000000",
    "time_created": "2026-06-02T05:15:00.216+00:00",
    "event_record_id": 0,
    "correlation": {},
    "execution": {
      "process_id": 21100,
      "thread_id": 18468
    },
    "channel": "ETW Trace",
    "computer": "JD-DC01-2022",
    "security": {
      "user_id": ""
    }
  },
  "event_data": {
    "param1": "Undefined",
    "param2": "C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe",
    "param3": "Windows.Internal.StateRepository.FileTypeAssociation"
  },
  "message": ""
}

Event ID 3221243677: DCOM server attempted to listen on an invalid endpoint.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Description

DCOM server attempted to listen on an invalid endpoint. Protocol Sequence: {param1} Endpoint: {param2} Flags: {param3}.

Message #

DCOM server attempted to listen on an invalid endpoint. Protocol Sequence:  {param1} Endpoint: {param2} Flags:    {param3}

Fields #

NameDescription
param1
param2
param3

Event ID 3221243679: The machine wide limit settings do not grant {param1} {param2} permission for the COM Server application with CLSID {param3} and APPID {param4} to ...

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The machine wide limit settings do not grant {param1} {param2} permission for the COM Server application with CLSID {param3} and APPID {param4} to the user {param5}\{param6} SID ({param7}) from address %8. This security permission can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1
param2
param3
param4
param5
param6
param7

Event ID 3221243680: The {param1} permission settings do not grant {param2} {param3} permission for the COM Server application with CLSID {param4} and APPID {param5} to...

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The {param1} permission settings do not grant {param2} {param3} permission for the COM Server application with CLSID {param4} and APPID {param5} to the user {param6}\{param7} SID ({param8}) from address %9. This security permission can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1
param2
param3
param4
param5
param6
param7
param8

Event ID 3221243681: The {param1} permission settings do not grant {param2} access permission to the COM Server application {param3} with APPID {param4} to the user {pa...

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The {param1} permission settings do not grant {param2} access permission to the COM Server application {param3} with APPID {param4} to the user {param5}\{param6} SID ({param7}) from address {param8}. This security permission can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1
param2
param3
param4
param5
param6
param7
param8

Event ID 3221243682: The application-specific permission settings do not grant {param1} access permission to the COM Server application {param2} with APPID {param3} to ...

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The application-specific permission settings do not grant {param1} access permission to the COM Server application {param2} with APPID {param3} to the user {param4}\{param5} SID ({param6}) from address {param7}. The application set this security permission programmatically; to modify this security permission contact the application vendor.

Fields #

NameDescription
param1
param2
param3
param4
param5
param6
param7

Event ID 3221243683: The machine wide limit settings do not grant {param1} access permission to the COM Server application {param2} with APPID {param3} to the user {par...

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The machine wide limit settings do not grant {param1} access permission to the COM Server application {param2} with APPID {param3} to the user {param4}\{param5} SID ({param6}) from address {param7}. This security permission can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1
param2
param3
param4
param5
param6
param7

Event ID 3221243684: The machine wide {param1} {param2} security descriptor is invalid.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The machine wide {param1} {param2} security descriptor is invalid. It contains Access Control Entries with permissions that are invalid. The requested action was therefore not performed. This security permission can be corrected using the Component Services administrative tool.

Fields #

NameDescription
param1
param2

Event ID 3221243685: The launch and activation security descriptor for the COM Server application with APPID {param1} is invalid.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The launch and activation security descriptor for the COM Server application with APPID {param1} is invalid. It contains Access Control Entries with permissions that are invalid. The requested action was therefore not performed. This security permission can be corrected using the Component Services administrative tool.

Fields #

NameDescription
param1

Event ID 3221243686: The {param1} access security descriptor for the COM Server application {param2} with APPID {param3} is invalid.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The {param1} access security descriptor for the COM Server application {param2} with APPID {param3} is invalid. It contains Access Control Entries with permissions that are invalid. The requested action was therefore not performed. This security permission can be corrected using the Component Services administrative tool.

Fields #

NameDescription
param1
param2
param3

Event ID 3221243687: The application-specific access security descriptor for the COM Server application {param1} with APPID {param2} is invalid.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The application-specific access security descriptor for the COM Server application {param1} with APPID {param2} is invalid. It contains Access Control Entries with permissions that are invalid. The requested action was therefore not performed.  The application set this security permission programmatically; to modify this security permission contact the application vendor.

Fields #

NameDescription
param1
param2

Event ID 3221243688: The machine wide group policy {param1} Limits security descriptor is invalid.

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The machine wide group policy {param1} Limits security descriptor is invalid. The security descriptor is defined as an invalid Security Descriptor Definitions Language (SDDL) string. The requested action was therefore not performed. Please contact your administrator to get the security descriptor corrected in the Group Policy settings.

Fields #

NameDescription
param1

Event ID 3221243691: The machine wide limit settings do not grant {param1} {param2} permission for COM Server applications to the user {param3}\{param4} SID ({param5}) ...

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Message #

The machine wide limit settings do not grant {param1} {param2} permission for COM Server applications to the user {param3}\{param4} SID ({param5}) from address {param6}. This security permission can be modified using the Component Services administrative tool.

Fields #

NameDescription
param1
param2
param3
param4
param5
param6

Event ID 3221243692: OLE (Object Linking and Embedding) in the application "param1" was trying to convert embedded content in a document; however, OLE no longer supports th...

#
Provider
Microsoft-Windows-COMRuntime
Channel
Operational

Description

OLE (Object Linking and Embedding) in the application "param1" was trying to convert embedded content in a document; however, OLE no longer supports the presentation format for the embedded content. Newer versions of this application may support this presentation format natively.

Message #

OLE (Object Linking and Embedding) in the application "%1" was trying to convert embedded content in a document; however, OLE no longer supports the presentation format for the embedded content.  Newer versions of this application may support this presentation format natively.

Fields #

NameDescription
param1 UnicodeString

Provenance

Where this provider's schema came from, and which Windows build it was observed on. Windows can change a provider's event schema between builds, so use this to judge whether it matches the build you collect from.

ETW provider GUID {BF406804-6AFA-46E7-8A48-6C357E1D6D61}

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

Observed on:

  • WS2022-20348.4893, sample captured from a live trace, binary version 10.0.20348.2849, captured 2026-06-02
  • WS2022-20348.4893, schema read from the registered manifest, binary version 10.0.20348.2849, captured 2026-06-02
  • Win11-26200.6584, schema read from the registered manifest, binary version 10.0.26100.1, captured 2026-06-02

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