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How to fix a not valid win32 application

Updated April 17, 2017

Corrupt program files, hardware and software incompatibility and viruses are likely causes for the "Not a valid win 32 application" error. The win 32 error message will usually appear as "C:\Program Files\myprogram\program.exe is not a valid Win 32 application." You can fix win 32 application issues by using tools that are native to your computer. Repairing the win 32 application error only requires a few short procedures.

Make sure your computer meets the system requirements of the program you are attempting to reinstall. Ensure that the disc is clean before you place it into the CD-ROM drive.

Press the "Windows" key. Click "Control Panel," "Programs" and then "Programs and Features." Select the program that is displaying the win 32 application error.

Click "Repair." Follow the on-screen instructions to complete the reinstallation of the application. Reboot the computer to finish the process.

Press the "Windows" key. Click "All Programs," then "Accessories," and then right-click "Command Prompt." Choose "Run as administrator." Type "defrag --c" at the prompt and press "Enter." Allow the defragmenter to complete. Exit the Command Prompt once the process is complete.

Click "Start," "All Programs" and then "Windows Defender." Select the arrow beside "Scan." Choose full scan to begin the scan of the hard drive. Allow Defender to detect and repair any system infections.

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About the Author

A family therapist and graduate of the University of Louisville, Tyran DeWalt has written relationship and holistic self-care practice advice for close to a decade. DeWalt relishes in being able to combine his zeal for writing and his commitment to assisting people manage everyday life challenges.