The Volsnap.sys is a Windows operating system file that is related to the Volume Shadow Copy Service or VSS. It is known to cause a Blue Screen of Death error. The main cause of the Volsnap.sys Blue Screen errors include conflicts with the RAM, issues with the hard disk, incompatible firmware, corrupted drivers, malware infection, and many more. Despite its many possible causes, its fixes are quite straightforward so won’t have any problem following them.
The Blue Screen errors that are related to the Volsnap.sys file are:
You might want to try performing System Restore as it could resolve Blue Screen errors like the ones related to the Volsnap.sys before you proceed with the troubleshooting tips given below. To run System Restore, follow these steps:
If System Restore didn’t help in fixing the Blue Screen error, now’s the time for you to resort to the troubleshooting tips provided below but before you get started, make sure that you create a System Restore point first.
The first thing you need to do is check if the Volume Shadow Copy service. To do that, refer to the following steps:
Note: You can also restart the service using the Windows Services Manager.
The Memory Diagnostic tool in windows can help resolve the Volsnap.sys Blue Screen error by checking and automatically fixing any memory-based issues. To run it, refer to these steps:
Note: After you select your preferred option, your computer will restart and check for memory-based issues. If it finds any issues, it will automatically fix them and if there’s no issue found, then it’s most likely not a memory-based issue so you should try the other options given below.
If the first option didn’t work for you, then it’s time to either update or rollback the device drivers. It is most likely that after you updated your Windows computer that your driver also needs a refresh. On the other hand, if you have just updated your device drivers then you need to roll back the drivers to their previous versions. Whichever applies to you, refer to the steps below.
Note: You can install a dedicated driver on your computer in case you have it or you could also look for it directly from the website of the manufacturer.
Running the CHKDSK utility might also help you resolve the Volsnap.sys Blue Screen error. If your hard drive has issues with integrity, the update will really fail as the system will think that it’s not healthy and that’s where the CHKDSK utility comes in. The CHKDSK utility repairs hard drive errors that might be causing the problem.
chkdsk /f /r
System File Checker or SFC is a built-in command utility that helps in restoring corrupted files as well as missing files. It replaces bad and corrupted system files with good system files. To run the SFC command, follow the steps given below.
The command will start a system scan which will take a few whiles before it finishes. Once it’s done, you could get the following results:
The Blue Screen troubleshooter is a built-in tool in Windows 10 that helps users in fixing BSOD errors like Volsnap.sys. It can be found on the Settings Troubleshooters page. To use it, refer to these steps:
STOP: c000021a {Fatal System Error} The Windows Logon Process system process terminated unexpectedly with a status of 0xc0000034 (0x00000000 0x0000000)
reg add "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionWindowsUpdateAuto Update" /v AUOptions /t REG_DWORD /d 0 /f
sc config wuauserv start= autoThe command you entered will set the Windows Update to auto so you should be good to go.
“Cannot activate Windows 10. Try activating again later. If that doesn’t work, contact support. Error code: 0xC004F211.”Note that although hardware changes cause this error, the minor ones don’t really cause any issues with activation, however, if you have made any significant hardware change such as replacing your motherboard, it will most likely cause the activation error. In such cases, the Windows Activation system will treat this as new hardware and you will need a new license for that. Even if your Windows 10 computer has a genuine key, it might still fail to get activated which results in the Windows Activation Error 0xC004F211. Thus, before you do other troubleshooting steps, you need to run the Windows 10 Activation Troubleshooter first. To do so, follow these steps: