Error Code 4 X360ce 2021 | Self Protection Failed

Right-click x360ce.exe (and your game's launcher) and select .

Download the latest stable release of the from its official GitHub repository.

The "Self Protection Failed Error Code 4" is a specific error that occurs when the x360ce emulator fails to initialize or run properly. This error is usually accompanied by a pop-up message indicating that the emulator's self-protection mechanism has failed, preventing it from operating correctly. The error code 4 suggests that there's a problem with the emulator's ability to protect itself from external interference or corrupted files.

Sometimes a corrupted setup file causes the application's self-check routines to fail. Close x360ce completely. Open the folder containing your x360ce installation. self protection failed error code 4 x360ce 2021

If you're on a newer operating system like Windows 11, running x360ce or the game in compatibility mode can sometimes resolve conflicts. Right-click the x360ce .exe file, select , go to the Compatibility tab, and check the box for "Run this program in compatibility mode for:" . You can then select an older version of Windows, such as Windows 7 or 8, from the dropdown menu.

Go to Settings and locate the "Exclusions" or "Exceptions" list. Add the folder where you installed x360ce as an exclusion.

Follow these troubleshooting methods in order to resolve the issue and get your controller mapped. 1. Run x360ce as an Administrator Right-click x360ce

When x360ce launches, it attempts to initialize its self-protection mechanisms to prevent other software from tampering with the virtual driver. The error triggers when:

Here is a comprehensive breakdown of why this error occurs and the exact steps required to resolve it. Understanding Error Code 4

Open x360ce and go to the tab. Often, the app will explicitly tell you the driver is missing and provide an "Install" button. This error is usually accompanied by a pop-up

Moving the software out of protected system directories often bypasses the error.

Scroll down to and click Add or remove exclusions . Click Add an exclusion and select Folder .

Windows Defender or third-party AVs often flag the "hooking" behavior of x360ce as malicious. Step-by-Step Solutions 1. Install or Reinstall ViGEmBus