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opsetupdll.dll, File description: OpSetupDLL

Errors related to opsetupdll.dll can arise for a few different different reasons. For instance, a faulty application, opsetupdll.dll has been deleted or misplaced, corrupted by malicious software present on your PC or a damaged Windows registry.

The most commonly occurring error messages are:

  • The program can't start because opsetupdll.dll is missing from your computer. Try reinstalling the program to fix this problem.
  • There was a problem starting opsetupdll.dll. The specified module could not be found.
  • Error loading opsetupdll.dll. The specified module could not be found.
  • The code execution cannot proceed because opsetupdll.dll was not found. Reinstalling the program may fix this problem.
  • opsetupdll.dll is either not designed to run on Windows or it contains an error. Try installing the program again using the original installation media or contact your system administrator or the software vender for support.

In the vast majority of cases, the solution is to properly reinstall opsetupdll.dll on your PC, to the Windows system folder. Alternatively, some programs, notably PC games, require that the DLL file is placed in the game/application installation folder.

For detailed installation instructions, see our FAQ.




File size





1.58 MB

U.S. English

Softex Inc.


MD5: 50f333954f7818c882546f5d0c5c0088
SHA-1: e5ec3d3b1635ecec11bd7a658a0129371246cb0c
Zip file size: 0.76 MB

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