If you receive the error “An assertion failure has occurred” when trying to modify the attributes on a downloaded program (application or .exe file), continue reading below to fix the problem.
The error “An error occurred applying attributes to the file “name-of-file.exe”. An assertion failure has occurred”, is usually appears when trying to “Unblock” an application that comes from an untrusted publisher. To fix the problem, see the instructions below.
How to Fix: “An assertion failure has occurred” error when modifying attributes on a “.exe” file on Windows 10/11.
1. Right-click on the .exe file of the program that gives you the error “An assertion failure has occurred”, and select Properties.
2. In General tab, uncheck the Read-only checkbox and click OK.
3. Click Continue on “Access Denied” message and you done! Now try to change the attributes of the .exe program.
That’s all folks! Did it work for you?
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