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mso99lwin32client.dll, File description: Microsoft Office 2016 component

Errors related to mso99lwin32client.dll can arise for a few different different reasons. For instance, a faulty application, mso99lwin32client.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 mso99lwin32client.dll is missing from your computer. Try reinstalling the program to fix this problem.
  • There was a problem starting mso99lwin32client.dll. The specified module could not be found.
  • Error loading mso99lwin32client.dll. The specified module could not be found.
  • The code execution cannot proceed because mso99lwin32client.dll was not found. Reinstalling the program may fix this problem.
  • mso99lwin32client.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 mso99lwin32client.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






8.61 MB

U.S. English

Microsoft Corporation

Microsoft Office 2016 component

MD5: ab707d86904f3c873148808c97f17ea6
SHA-1: 3ce72db4226e92c8ee69fd1ca2da74c53f0fc0a5
Zip file size: 3.77 MB

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