C000021a Fatal System Error Winlogon
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by: Donna Buenaventura•edited by: Bill Fulks•updated: 2/9/2011Are you receiving a stop c000021a fatal system error message when using Windows? Do you want to fix
Fatal System Error C000021a Windows Logon Process
a c000021a error code without sending the computer to a local tech c000021a fatal system error windows7 shop? Just follow these steps. slide 1 of 4 What Does Stop 0xC000021a Error Code Mean? The
C000021a Fatal System Error Résolu
Windows 0xC000021a stop error code occurs when critical system processes fails to run, like when the Winlogon.exe and Csrss.exe processes have stopped working. The Windows NT kernel will detect http://answers.microsoft.com/en-us/windows/forum/all/blue-screen-error-c000021a-fatal-system-error/549075f8-f695-4047-b747-2b4e118e1ffd it and raised the stop C000021a fatal system error message or bluescreen (BSOD). It occurs because of a faulty third-party Graphical Identification and Authentication (GINA) DLL which is a replaceable DLL component that Winlogon.exe loads. There are several causes of bluescreens with the stop c000021a error code. Among them are the following: Mismatched system files have been http://www.brighthub.com/computing/windows-platform/articles/105995.aspx installed. A Service Pack installation has failed. A backup program that is used to restore a hard disk did not correctly restore files that may have been in use. An incompatible third-party program has been installed. Malware infection. Power supply unit (PSU) needs replacement. slide 2 of 4 How to Fix Stop C000021a Error in Windows All versions of the Windows operating system use winlogon.exe and csrss.exe but if you've recently install new drivers, system services, or programs in Windows, you likely encountered the stop C000021a error message because of the said changes on the system. To try fixing C000021a error in Windows, you need to determine if there is third-party GinaDLL: Open registry editor in Windows by typing regedit.exe in the run box. Hit enter key on the keyboard. Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon In the right pane, determine if there is GinaDLL REG_SZ value. If GinaDLL is present, the cause of stop error c000021a is most likely from the changes made by the software or hardware vendor to the syst
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. Contents1 About the "0xc000021A" error1.1 Description and Symptoms1.1.1 Symptom 1: 0xc000021A error screen1.2 Description1.3 Causes of https://neosmart.net/wiki/0xc000021a/ this Error1.3.1 Cause 1: Misconfigured software or driver1.3.2 Cause 2: System registry 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 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 fatal system 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 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 fatal system error "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. The error message that can appear on your screen is usually this: STOP: c000021a {Fatal System Error} The Windows SubSystem system process terminated unexpectedly with a status of 0xc0000005. The system has been shut down. The 0xC000021A error is also known as: STOP 0xC000021A STATUS_SYSTEM_PROCESS_TERMINATED (Status System Process Terminated) HALT: c000021a {Fatal System Error} STOP c000021a This is how 0xC000021A appears on a Windows XP system (also for Windows Vista or Windows 7 systems): In Windows 8 or Windows 8.1, the error message appears like this (but with the same error code): Causes of this Error Th