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After Cisco CallManager is upgraded to Windows 2000.4.3aSR8, the "The trisvc1 service failed to start due to the following error: Trisvc1 is not a valid Win32 application" error message appears

TCC_2
Level 10
Level 10

‎06-22-2009 06:16 PM - edited ‎03-12-2019 09:17 AM

Core Issue

The The trisvc1 service failed to start due to the following error: Trisvc1 is not a valid Win32 application error message appears if an unrecognized service is seen on the Cisco CallManager server

Resolution

Complete these steps:

  1. Try to disable the service if it is not recognized as a service on the system.

  2. Take a backup of the Registry, and delete the entry for that service.
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