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usrrtosa.dll, File description: 3crtos

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





76.1 kb

U.S. English

U.S. Robotics Corporation


MD5: 441e1f031a3a2100e38e962defd06eb3
SHA-1: 5b3dc358d2b8f4afde44afa48127f16448a91766
Zip file size: 37.9 kb

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