"This application failed to start because addonSMEXSetupBackend.dll was not found" appears after a failed Scanmail for Exchange (SMEX) 10.2 SP2 installation

Summary

Installing SMEX 10.2 Service Pack 2 fails and you receive the following error message:

This application failed to start because addonSMEXSetupBackend.dll was not found. Re-installing the application may fix the problem

AddonSMEXSetupBackend.dll not found error

Details

The missing addonSMEXSetupBackend.dll file was due to a corrupted copy of SP2 installer.

Corrupted SMEX SP2 installer

To resolve the issue:

Download a new copy of the SP2 installer from the Trend Micro Download Center.
Extract and verify that files are complete. Refer to the files shown in the image below.
Run Setup.exe and the install wizard should guide you with the installation.

Rating:

Category:

Troubleshoot

Solution Id:

1098918

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