| Event Id | 1009 |
| Source | Perflib |
| Description | The Open Procedure for service "MSExchangeDS" in DLL "perfdsa.dll" generated an exception. Performance data for this service will not be available. Exception code returned is DWORD 0. |
| Event Information | CAUSE : One possible cause for this behavior is that DLLs associated with performance monitor have hung. The problem was traced to link monitors running against the Exchange Server computer. RESOLUTION : Reboot all servers that have the link monitors running against the Exchange Server computer. After the servers have been rebooted, the errors should stop appearing in the Event Viewer. |
| Reference Links | XGEN: Perflib Errors 1008, 1009, 1011 in Application Logs |
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