Many users ask: "If Error Code 4 is so common, why doesn't the developer just fix it?" The irony is that the error is a to protect your PC from malicious programs that try to replace x360ce with infected versions. The developer prioritizes your system's safety over convenience. Therefore, the "fix" must come from your operating system's permissions and antivirus settings.
Ensure the program has "Full Control" over its own installation directory. Right-click the folder where x360ce is located. Properties , select your user account, and check Full Control and restart your PC. 4. Check Visual C++ Redistributables
Use the tab inside the 2021 x360ce interface to manually browse and map the path to your target game's .exe file, rather than putting the emulator inside the game folder itself. Conclusion self protection failed error code 4 x360ce 2021
x360ce relies on core Windows components to function. Missing or broken components can lead to this error. You can reinstall them all in one go:
After fixing the error and configuring your controller, always make a backup of x360ce.ini and the .dll files. If the error returns after a Windows Update, you can simply restore these files instead of reconfiguring your entire controller mapping. Many users ask: "If Error Code 4 is
The "Self protection failed error code 4" is rarely a sign of hardware failure or broken software; it is simply Windows doing its job too well. By isolating x360ce into its own folder, granting it administrative rights, and ensuring your virtual drivers are pristine, you can permanently bypass this error.
Download and install both the and x64 architectures for the Visual Studio 2015, 2017, 2019, and 2022 redistributables ( vc_redist.x86.exe and vc_redist.x64.exe ). Ensure the program has "Full Control" over its
This is crucial. You must extract the x360ce files directly into the same folder that contains your game's main executable file (usually the .exe file you launch to play the game).
The 2021 version of x360ce relies heavily on virtual driver emulation (specifically the ViGEmBus driver) and global hooking mechanisms to inject controller inputs into your games. When the application launches, it attempts to access protected system directories and memory spaces to ensure it isn't being modified or interfered with by malicious software. Error Code 4 specifically triggers due to:
Configure your controller. This method bypasses the ViGEmBus system driver entirely, meaning Error Code 4 cannot occur.
Select the folder where your x360ce application and your game files are located. Restart x360ce. 4. Reinstall the ViGEmBus Driver