ASP.NET Events

65 events across 1 channel

EventTitleChannelSample
1StartETW TraceN
2EndETW TraceN
3RequestQueuedETW TraceN
4RequestDequeuedETW TraceN
5GetAppDomainEnterETW TraceN
6GetAppDomainLeaveETW TraceN
7AppDomainEnterETW TraceN
8StartHandlerETW TraceN
9EndHandlerETW TraceN
10PipelineModuleEnterETW TraceN
11PipelineModuleLeaveETW TraceN
12MapHandlerEnterETW TraceN
13MapHandlerLeaveETW TraceN
14ParseEnterETW TraceN
15ParseLeaveETW TraceN
16CompileEnterETW TraceN
17CompileLeaveETW TraceN
18HttpHandlerEnterETW TraceN
19HttpHandlerLeaveETW TraceN
20SessionStatePartitionStartETW TraceN
21SessionStatePartitionEndETW TraceN
22PagePreInitEnterETW TraceN
23PagePreInitLeaveETW TraceN
24PageInitEnterETW TraceN
25PageInitLeaveETW TraceN
26PageLoadViewstateEnterETW TraceN
27PageLoadViewstateLeaveETW TraceN
28PageLoadPostDataEnterETW TraceN
29PageLoadPostDataLeaveETW TraceN
30PageLoadEnterETW TraceN
31PageLoadLeaveETW TraceN
32PagePostDataChangedEnterETW TraceN
33PagePostDataChangedLeaveETW TraceN
34PageRaisePostbackEnterETW TraceN
35PageRaisePostbackLeaveETW TraceN
36PagePreRenderEnterETW TraceN
37PagePreRenderLeaveETW TraceN
38PageSaveViewstateEnterETW TraceN
39PageSaveViewstateLeaveETW TraceN
40PageRenderEnterETW TraceN
41PageRenderLeaveETW TraceN
42SessionDataBeginETW TraceN
43SessionDataEndETW TraceN
44ProfileBeginETW TraceN
45ProfileEndETW TraceN
46RoleManagerIsUserInRoleETW TraceN
47RoleManagerGetUserRolesETW TraceN
48RoleManagerBeginETW TraceN
49RoleManagerEndETW TraceN
50WebEventRaiseStartETW TraceN
51WebEventRaiseEndETW TraceN
52WebEventDeliverStartETW TraceN
53WebEventDeliverEndETW TraceN
59TraceContext Warning TraceETW TraceN
60TraceContext Write TraceETW TraceN
61Diagnostic Trace CriticalETW TraceN
62Diagnostic Trace ErrorETW TraceN
63Diagnostic Trace WarningETW TraceN
64Diagnostic Trace InfoETW TraceN
65Diagnostic Trace VerboseETW TraceN
66Diagnostic Trace StartETW TraceN
67Diagnostic Trace StopETW TraceN
68Diagnostic Trace SuspendETW TraceN
69Diagnostic Trace ResumeETW TraceN
70Diagnostic Trace TransferETW TraceN

Event ID 1: Start

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
Start
Source
Trace

Message #

Start

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
Method mof:String
Path mof:String
QueryString mof:String

Event ID 2: End

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
End
Source
Trace

Message #

End

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 3: RequestQueued

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
RequestQueued
Source
Trace

Message #

RequestQueued

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 4: RequestDequeued

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
RequestDequeued
Source
Trace

Message #

RequestDequeued

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 5: GetAppDomainEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
GetAppDomainEnter
Source
Trace

Message #

GetAppDomainEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 6: GetAppDomainLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
GetAppDomainLeave
Source
Trace

Message #

GetAppDomainLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 7: AppDomainEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
AppDomainEnter
Source
Trace

Message #

AppDomainEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
DomainId mof:String

Event ID 8: StartHandler

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
StartHandler
Source
Trace

Message #

StartHandler

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
HandlerName mof:String
EventName mof:String

Event ID 9: EndHandler

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
EndHandler
Source
Trace

Message #

EndHandler

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 10: PipelineModuleEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PipelineModuleEnter
Source
Trace

Message #

PipelineModuleEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
ModuleName mof:String

Event ID 11: PipelineModuleLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PipelineModuleLeave
Source
Trace

Message #

PipelineModuleLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
ModuleName mof:String

Event ID 12: MapHandlerEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
MapHandlerEnter
Source
Trace

Message #

MapHandlerEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 13: MapHandlerLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
MapHandlerLeave
Source
Trace

Message #

MapHandlerLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 14: ParseEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
ParseEnter
Source
Trace

Message #

ParseEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 15: ParseLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
ParseLeave
Source
Trace

Message #

ParseLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 16: CompileEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
CompileEnter
Source
Trace

Message #

CompileEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 17: CompileLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
CompileLeave
Source
Trace

Message #

CompileLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
Files mof:String
Status mof:StringNTSTATUS reference

Event ID 18: HttpHandlerEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
HttpHandlerEnter
Source
Trace

Message #

HttpHandlerEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 19: HttpHandlerLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
HttpHandlerLeave
Source
Trace

Message #

HttpHandlerLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 20: SessionStatePartitionStart

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
SessionStatePartitionStart
Source
Trace

Message #

SessionStatePartitionStart

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
ResolverType mof:String
SessionId mof:String

Event ID 21: SessionStatePartitionEnd

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
SessionStatePartitionEnd
Source
Trace

Message #

SessionStatePartitionEnd

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
ResolverResult mof:String

Event ID 22: PagePreInitEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PagePreInitEnter
Source
Trace

Message #

PagePreInitEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 23: PagePreInitLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PagePreInitLeave
Source
Trace

Message #

PagePreInitLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 24: PageInitEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageInitEnter
Source
Trace

Message #

PageInitEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 25: PageInitLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageInitLeave
Source
Trace

Message #

PageInitLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 26: PageLoadViewstateEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageLoadViewstateEnter
Source
Trace

Message #

PageLoadViewstateEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 27: PageLoadViewstateLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageLoadViewstateLeave
Source
Trace

Message #

PageLoadViewstateLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 28: PageLoadPostDataEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageLoadPostDataEnter
Source
Trace

Message #

PageLoadPostDataEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 29: PageLoadPostDataLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageLoadPostDataLeave
Source
Trace

Message #

PageLoadPostDataLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 30: PageLoadEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageLoadEnter
Source
Trace

Message #

PageLoadEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 31: PageLoadLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageLoadLeave
Source
Trace

Message #

PageLoadLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 32: PagePostDataChangedEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PagePostDataChangedEnter
Source
Trace

Message #

PagePostDataChangedEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 33: PagePostDataChangedLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PagePostDataChangedLeave
Source
Trace

Message #

PagePostDataChangedLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 34: PageRaisePostbackEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageRaisePostbackEnter
Source
Trace

Message #

PageRaisePostbackEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 35: PageRaisePostbackLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageRaisePostbackLeave
Source
Trace

Message #

PageRaisePostbackLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 36: PagePreRenderEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PagePreRenderEnter
Source
Trace

Message #

PagePreRenderEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 37: PagePreRenderLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PagePreRenderLeave
Source
Trace

Message #

PagePreRenderLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 38: PageSaveViewstateEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageSaveViewstateEnter
Source
Trace

Message #

PageSaveViewstateEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 39: PageSaveViewstateLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageSaveViewstateLeave
Source
Trace

Message #

PageSaveViewstateLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 40: PageRenderEnter

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageRenderEnter
Source
Trace

Message #

PageRenderEnter

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 41: PageRenderLeave

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
PageRenderLeave
Source
Trace

Message #

PageRenderLeave

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 42: SessionDataBegin

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
SessionDataBegin
Source
Trace

Message #

SessionDataBegin

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 43: SessionDataEnd

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
SessionDataEnd
Source
Trace

Message #

SessionDataEnd

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 44: ProfileBegin

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
ProfileBegin
Source
Trace

Message #

ProfileBegin

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 45: ProfileEnd

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
ProfileEnd
Source
Trace

Message #

ProfileEnd

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
User mof:String

Event ID 46: RoleManagerIsUserInRole

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
RoleManagerIsUserInRole
Source
Trace

Message #

RoleManagerIsUserInRole

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
provider mof:String
User mof:String
Role mof:String
Status mof:StringNTSTATUS reference

Event ID 47: RoleManagerGetUserRoles

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
RoleManagerGetUserRoles
Source
Trace

Message #

RoleManagerGetUserRoles

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
provider mof:String
User mof:String
Roles mof:String

Event ID 48: RoleManagerBegin

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
RoleManagerBegin
Source
Trace

Message #

RoleManagerBegin

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 49: RoleManagerEnd

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
RoleManagerEnd
Source
Trace

Message #

RoleManagerEnd

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
provider mof:String
User mof:String

Event ID 50: WebEventRaiseStart

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
WebEventRaiseStart
Source
Trace

Message #

WebEventRaiseStart

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
EventClassName mof:String
EventCode mof:String
EventDetailCode mof:String

Event ID 51: WebEventRaiseEnd

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
WebEventRaiseEnd
Source
Trace

Message #

WebEventRaiseEnd

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 52: WebEventDeliverStart

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
WebEventDeliverStart
Source
Trace

Message #

WebEventDeliverStart

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object
ProviderName mof:String
RuleName mof:String
EventGroupName mof:String

Event ID 53: WebEventDeliverEnd

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
WebEventDeliverEnd
Source
Trace

Message #

WebEventDeliverEnd

Fields #

NameDescription
ConnID mof:UInt64
ContextId mof:Object

Event ID 59: TraceContext Warning Trace

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
TraceContextWarning
Source
Trace

Message #

TraceContext Warning Trace

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWarningMsg mof:String

Event ID 60: TraceContext Write Trace

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
TraceContextWrite
Source
Trace

Message #

TraceContext Write Trace

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

Event ID 61: Diagnostic Trace Critical

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
DiagnosticTraceCritical
Source
Trace

Message #

Diagnostic Trace Critical

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

Event ID 62: Diagnostic Trace Error

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
DiagnosticTraceError
Source
Trace

Message #

Diagnostic Trace Error

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

Event ID 63: Diagnostic Trace Warning

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
DiagnosticTraceWarning
Source
Trace

Message #

Diagnostic Trace Warning

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

Event ID 64: Diagnostic Trace Info

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
DiagnosticTraceInfo
Source
Trace

Message #

Diagnostic Trace Info

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

Event ID 65: Diagnostic Trace Verbose

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
DiagnosticTraceVerbose
Source
Trace

Message #

Diagnostic Trace Verbose

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

Event ID 66: Diagnostic Trace Start

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
DiagnosticTraceStart
Source
Trace

Message #

Diagnostic Trace Start

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

Event ID 67: Diagnostic Trace Stop

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
DiagnosticTraceStop
Source
Trace

Message #

Diagnostic Trace Stop

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

Event ID 68: Diagnostic Trace Suspend

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
DiagnosticTraceSuspend
Source
Trace

Message #

Diagnostic Trace Suspend

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

Event ID 69: Diagnostic Trace Resume

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
DiagnosticTraceResume
Source
Trace

Message #

Diagnostic Trace Resume

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

Event ID 70: Diagnostic Trace Transfer

#
Provider
ASP.NET Events
Channel
ETW Trace
Opcode
DiagnosticTraceTransfer
Source
Trace

Message #

Diagnostic Trace Transfer

Fields #

NameDescription
ContextId mof:Object
Uri mof:String
TraceWriteMsg mof:String

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 {AFF081FE-0247-4275-9C4E-021F3DC1DA35}

Observed on:

  • WS2025-26100.0, schema read from the WMI MOF class, captured 2026-02-26

    Taken from Windows installation media (build 26100.1), not a patched system, so the exact update level is unknown.

  • WS2022-20348.4893, schema read from the WMI MOF class, captured 2026-06-02

    MOF class: AspNetTrace