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msoss.dll, File description: Microsoft Trust ASN APIs

Errors related to msoss.dll can arise for a few different different reasons. For instance, a faulty application, msoss.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 msoss.dll is missing from your computer. Try reinstalling the program to fix this problem.
  • There was a problem starting msoss.dll. The specified module could not be found.
  • Error loading msoss.dll. The specified module could not be found.
  • The code execution cannot proceed because msoss.dll was not found. Reinstalling the program may fix this problem.
  • msoss.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 msoss.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






0.14 MB

U.S. English

Microsoft Corporation

Microsoft Trust ASN APIs

MD5: dcea04de85a216468d21c48e69f56373
SHA-1: abe46982ec7882230986070f360d7ca6ab869323
Zip file size: 79.7 kb

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