Fixing the "Self Protection Failed Error Code 4" in x360ce If you are trying to map your controller using the Xbox 360 Controller Emulator (x360ce) and hit the error, your system is blocking the app from modifying its own files or memory. This usually happens with the 2021 or newer 4.x versions of x360ce, which run as a global background virtual device driver rather than the older 3.x local DLL files.
Alternative Workaround: Use the Classic x360ce Version (3.x) self protection failed error code 4 x360ce 2021
Sometimes a corrupted setup file causes the application's self-check routines to fail. Close x360ce completely. Open the folder containing your x360ce installation. Fixing the "Self Protection Failed Error Code 4"
Download the latest official release of the directly from the official Nefarius Software Solutions GitHub repository. Close x360ce completely
Download the latest official release of the directly from the official Nefarius Virtual Grid Gaming Github repository.
The "Self Protection Failed" message points directly to an access, permission, or driver conflict. The most common culprits include:
The "Self Protection Failed Error Code 4" is essentially x360ce's way of saying it can't properly integrate with your system or the game you're trying to use. Based on reports from users, the primary causes are typically one of the following: