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.NET runtime exception events

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These runtime events capture information about exceptions that are thrown. For more information about how to use these events for diagnostic purposes, see logging and tracing .NET applications

ExceptionThrown_V1 event

Keyword for raising the event Level
ExceptionKeyword (0x8000) Error (1)

The following table shows event information.

Event Event ID Raised when
ExceptionThrown_V1 80 A managed exception is thrown.
Field name Data type Description
ExceptionType win:UnicodeString Type of the exception; for example, System.NullReferenceException.
ExceptionMessage win:UnicodeString Actual exception message.
EIPCodeThrow win:Pointer Instruction pointer where exception occurred.
ExceptionHR win:UInt32 Exception HRESULT.
ExceptionFlags win:UInt16 0x01: HasInnerException.

0x02: IsNestedException.

0x04: IsRethrownException.

0x08: IsCorruptedStateException (indicates that the process state is corrupt; see Handling Corrupted State Exceptions).

0x10: IsCLSCompliant (an exception that derives from Exception is CLS-compliant; otherwise, it is not CLS-compliant).
ClrInstanceID win:UInt16 Unique ID for the instance of CLR or CoreCLR.

ExceptionCatchStart event

This event is emitted when a managed exception catch handler begins.

Keyword for raising the event Level
ExceptionKeyword (0x8000) Informational (4)

The following table shows event information.

Event Event ID Raised when
ExceptionCatchStart 250 A managed exception is handled by the runtime.
Field name Data type Description
EIPCodeThrow win:Pointer Instruction pointer where exception occurred.
MethodID win:Pointer Pointer to the method descriptor on the method where exception occurred.
MethodName win:UnicodeString Name of the method where exception occurred.
ClrInstanceID win:UInt16 Unique ID for the instance of CLR or CoreCLR.

ExceptionCatchStop event

This event is emitted when a managed exception catch handler ends.

Keyword for raising the event Level
ExceptionKeyword (0x8000) Informational (4)

The following table shows event information.

Event Event ID Raised when
ExceptionCatchStop 251 A managed exception catch handler is done.

ExceptionFinallyStart event

This event is emitted when a managed exception finally handler begins.

Keyword for raising the event Level
ExceptionKeyword (0x8000) Informational (4)

The following table shows event information.

Event Event ID Raised when
ExceptionFinallyStart 252 A managed exception is handled by the runtime.
Field name Data type Description
EIPCodeThrow win:Pointer Instruction pointer where exception occurred.
MethodID win:Pointer Pointer to the method descriptor on the method where exception occurred.
MethodName win:UnicodeString Name of the method where exception occurred.
ClrInstanceID win:UInt16 Unique ID for the instance of CLR or CoreCLR.

ExceptionFinallyStop event

This event is emitted when a managed exception catch handler ends.

Keyword for raising the event Level
ExceptionKeyword (0x8000) Informational (4)

The following table shows event information.

Event Event ID Raised when
ExceptionFinallyStop 253 A managed exception finally handler is done.

ExceptionFilterStart event

This event is emitted when a managed exception filtering begins.

Keyword for raising the event Level
ExceptionKeyword (0x8000) Informational (4)

The following table shows event information.

Event Event ID Raised when
ExceptionFilterStart 254 A managed exception filtering begins.
Field name Data type Description
EIPCodeThrow win:Pointer Instruction pointer where exception occurred.
MethodID win:Pointer Pointer to the method descriptor on the method where exception occurred.
MethodName win:UnicodeString Name of the method where exception occurred.
ClrInstanceID win:UInt16 Unique ID for the instance of CoreCLR.

ExceptionFilterStop event

This event is emitted when a managed exception filtering ends.

Keyword for raising the event Level
ExceptionKeyword (0x8000) Informational (4)

The following table shows event information.

Event Event ID Raised when
ExceptionFilteringStart 255 A managed exception filtering ends.

ExceptionThrownStop event

This event is emitted when the runtime is done handling a managed exception that was thrown.

Keyword for raising the event Level
ExceptionKeyword (0x8000) Informational (4)

The following table shows event information.

Event Event ID Raised when
ExceptionThrownStop 256 A managed exception filtering ends.