Software & Apps Windows How to Fix STOP 0x0000005A Errors A troubleshooting guide for the 0x5A Blue Screen of Death by Tim Fisher General Manager, VP, Lifewire.com Tim Fisher has 30+ years' professional technology support experience. He writes troubleshooting content and is the General Manager of Lifewire. our editorial process Facebook Twitter LinkedIn Tim Fisher Updated on November 21, 2019 Windows The Ultimate Laptop Buying Guide Tweet Share Email The STOP 0x0000005A error will always appear on a STOP message, more commonly called a Blue Screen of Death (BSOD). STOP 0x0000005A errors are likely caused by hardware or device driver issues. In this case, the 0x5A error is specifically calling out that an important service has failed to start. Any of Microsoft's Windows NT-based operating systems could experience the STOP 0x0000005A error. This includes Windows 10, Windows 8, Windows 7, Windows Vista, Windows XP, Windows 2000, and Windows NT. STOP 0x0000005A Errors One of the errors below or a combination of both errors may display on the STOP message: STOP: 0x0000005ACRITICAL_SERVICE_FAILED The STOP 0x0000005A error may also be abbreviated as STOP 0x5A, but the full STOP code will always be what's displayed on the blue screen STOP message. If Windows is able to start after the STOP 0x5A error, you may be prompted with a Windows has recovered from an unexpected shutdown message that shows: Problem Event Name: BlueScreen BCCode: 5a If STOP 0x0000005A isn't the exact STOP code you're seeing or CRITICAL_SERVICE_FAILED isn't the exact message, please check our complete list of STOP Error Codes and reference the troubleshooting information for the STOP message that you are seeing. How to Fix STOP 0x0000005A Errors Some of these steps will only work if you're in Safe Mode. Learn how to start Windows in Safe Mode if you're not familiar with doing that. Restart your computer if you haven't already done so. Most 0x0000005A blue screens are one-time issues and won't appear again after restarting. While this may indicate a problem with a Windows service, it may not, and without being told on the BSOD which service is the problem, there's little to be done if things start working again. Remove any recently installed hardware. If the STOP 0x0000005A error occurred after making hardware changes, it's highly likely that you can fix the error by removing the device. If removing the hardware fixes the STOP 0x0000005A error, consult the device's manual or the manufacturer's website for specifics on which computer systems or devices are compatible with it. Roll back any recently installed drivers. If a recent driver update caused the STOP 0x0000005A error, reverting back to a previous version should fix it. If you boot into Safe Mode with network connectivity and you're able to plug the device back in while in Safe Mode, you can take this time to scan for new drivers with a driver updater tool. It's possible that the first driver that caused the error was corrupt or was the wrong driver. Uninstall any recently installed programs. Some software will install device drivers even if you didn't accompany them with hardware changes, drivers which might have caused the 0x5A error. Best Free Uninstaller Programs Perform a System Restore if you're able to get far enough to do that. Complete any remaining STOP error troubleshooting steps if none of the above has worked out. While those methods will probably fix the majority of 0x5A BSODs, the ideas in our basic troubleshooting guide should help out the rest of you. Please let us know if you've fixed the STOP 0x0000005A blue screen of death using a method that we don't have above. We'd like to keep this page updated with the most accurate STOP 0x0000005A error troubleshooting information as possible. Don't Want to Fix This Yourself? See How Do I Get My Computer Fixed? for a full list of your support options, plus help with everything along the way like figuring out repair costs, getting your files off, choosing a repair service, and a whole lot more.