Applies to: Exchange Server 2010 SP3
Topic Last Modified: 2012-04-24
Microsoft Exchange Server 2010 generates Extensibility events in Event Viewer so that you can troubleshoot and verify the Extensibility features and services. Event Viewer tracks the following kinds of events in the given order, based on importance:
- Error events
- Warning events
- Informational events
Extensibility Errors and Events
The following table provides a list of Extensibility errors and events.
| Event ID | Category | Event type | Value or description |
|---|---|---|---|
|
MSExchange Extensibility 1050 |
MExRuntime |
Warning |
The execution time of agent '%1' exceeded %2 milliseconds while handling event '%3' for message with InternetMessageId: '%4'. This is an unusual amount of time for an agent to process a single event. However, Transport will continue processing this message. |
|
MSExchange Extensibility 1051 |
MExRuntime |
Warning |
Agent '%1' caused an unhandled exception '%2: %3' while handling event '%4' |
|
MSExchange Extensibility 1053 |
MExRuntime |
Error |
Agent '%1' failed to create an agent instance with error '%2'. |