|Source:||MSExchange Unified Messaging|
|Message:||The Unified Messaging worker process is attempting to recover from an exception “%1” that was encountered during a call with ID %2.|
This Warning event indicates that an exception occurred in the Unified Messaging (UM) worker process. The exception occurred when the worker process tried to return a callback notification when an asynchronous call was finished. The UM worker process will try to recover the problem up to three times before the call referenced in the event description is disconnected.
This event may occur for one or more of the following reasons:
To resolve this warning, follow one or more of these steps:
If you are not already doing so, consider running the tools that Microsoft Exchange offers to help administrators analyze and troubleshoot their Exchange environment. These tools can help you make sure that your configuration is in line with Microsoft best practices. They can also help you identify and resolve performance issues, improve mail flow, and better manage disaster recovery scenarios. Go to the Toolbox node of the Exchange Management Console to run these tools now. For more information about these tools, see Toolbox in the Exchange Server 2007 Help.