Fix Fatal System Error C000021a
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Vista, 7, 8, 8.1 August 11, 2016 Get the fix to "0xc0000021A: error for Windows XP, Vista, 7, 8, or 8.1 operating systems. c000021a fatal system error in windows xp Contents1 About the "0xc000021A" error1.1 Description and Symptoms1.1.1 Symptom 1: 0xc000021A stop c00002la fatal system error windows 7 the verification knowndll failed error screen1.2 Description1.3 Causes of this Error1.3.1 Cause 1: Misconfigured software or driver1.3.2 Cause 2: System registry c000021a windows 10 is damaged2 Fixing "0xc000021A" on Windows3 Fix 0xC000021A on Windows XP3.1 Fix #1: Boot into Last Known Good Configuration3.2 Fix #2: Uninstall previously installed software or driver3.3
Fatal System Error Book
Fix #3: Run System Restore3.4 Fix #4: Other tips4 Fix 0xC000021A on Windows Vista and 74.1 Fix #1: Uninstall previously installed software or driver4.2 Fix #2: Use Startup Repair4.3 Fix #3: Last Known Good Configuration4.4 Fix #4: System Restore4.5 Fix #5: Last Restore Point by Command Prompt4.6 Fix #6: Disable services in msconfig5 Fix 0xC000021A fatal system rpg on Windows 8 and 8.15.1 Fix #1: Clean Boot5.2 Fix #2: Uninstall software or drivers5.3 Fix #3: Run DISM command5.4 Fix #4: System Restore5.5 Fix #5: Driver Signature Disabled5.6 Fix #6: Reset6 Troubleshooting the 0xC000021A error6.1 Debug in Windows XP7 More Information7.1 Support Links7.2 Applicable Systems About the "0xc000021A" error The following information on this error has been compiled by NeoSmart Technologies, based on the information gathered and reported by our global network of engineers, developers, and technicians or partner organizations. Description and Symptoms The error messages, alerts, warnings, and symptoms below are tied to this error. Symptom 1: 0xc000021A error screen The 0xC000021A error is a Blue Screen of Death or BSoD error (related: Blue Screen of Death guide) that occurs when a Windows user-mode subsystem is compromised. Description Windows user-mode subsystems are: WinLogon or Client Server-Run Time Subsystem (CSRSS). These 2 sub-systems are mandatory for Windows to operate. If these are compromised, Windows stops running and will show this error. T
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or BSOD error or kernel error). The stop error message usually reads: STOP: c000021a {Fatal System Error} The Windows Logon Process system process terminated http://windows-exe-errors.com/stop-c000021a-fatal-system-error/ unexpectedly with a status of 0xc06d007e (0×00000000 0×00000000). The system has been shut down. What Causes Stop Error c000021a? Windows STOP c000021a Fatal System Error occurs when the Windows kernel detects that either Csrss.exe or Winlogon.exe service processes have stop responding or have failed to load. When this happens, Windows stops the system completely and then generates the fatal system error message. There can fatal system be many reasons why you are experiencing this error: Corrupt or missing hardware drivers Faulty hardware (i.e. Memory) Windows service pack has failed to install correctly. Your computer has corrupted system files either due to a faulty shutdown or virus/malware. Windows System Restore failed during the rollback process. Third-party software applications on your computer are causing kernel level conflicts. Known Solutions NOTE: The solutions listed fatal system error below are assuming that you are receiving the stop error AFTER Windows is running. There are some cases where users are experiencing the stop error during the system boot procedure and thus cannot get to the Windows desktop to perform the task listed below in order. Option 1: Make Sure Your PC Drivers Are Updated (DO THIS FIRST!) Missing or corrupt drivers are responsible for many bluescreen errors. Before taking the steps below, we recommend you perform a free driver scan with DriverFinder and make sure all your drivers are up-to-date. Option 2: Run Chkdsk Command Run chkdsk: Go to a command prompt and type "chkdsk /f". Option 3: Take Out The Battery Unplug your computer and take out the battery. (It looks like a watch battery on your motherboard). Plug your computer back in and restart it. Shutdown your computer and unplug it again. Place your battery back in, plug in your computer, and restart it. Check to see if your are still receiving the stop error message. Option 3: Test or Swap Out Your Memory (RAM) Bad or faulty RAM is known to cause many bluescreen errors and can usu