Error Stop C00021a Fatal System Error
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Stop C00021a Fatal System Error The Windows Logon Process
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Stop C00021a Fatal System Error 0xc0000034
WindowsBBS Forums > Security > Malware and Virus Removal > This site uses cookies. By continuing to use this site, stop c00021a fatal system error the verification of knowndll failed you are agreeing to our use of cookies. Learn More. You are viewing our forum as a guest. For full access please Register. WindowsBBS.com is completely free, paid for by advertisers and donations. http://answers.microsoft.com/en-us/windows/forum/all/blue-screen-error-c000021a-fatal-system-error/549075f8-f695-4047-b747-2b4e118e1ffd Cookies Registration Notice Solved Error during startup: Stop: c000021a (Fatal System Error) Discussion in 'Malware and Virus Removal' started by jharry, 2015/02/07. Page 1 of 4 1 2 3 4 Next > 2015/02/07 jharry Well-Known Member Thread Starter Joined: 2008/12/07 Messages: 106 Likes Received: 1 Trophy Points: 108 Computer Experience: intermediate [Solved] Error during startup: Stop: c000021a (Fatal System Error) My laptop failed to startup. Following https://www.windowsbbs.com/threads/error-during-startup-stop-c000021a-fatal-system-error.108848/ are a list of screens (messages) encountered during startup of Windows 7. Screen 1: Stop: c000021a (Fatal System Error) The initial session process or system process terminated unexpectedly with a status of 0x00000000 (0xc0000001 0x000106c8). The system has been shut down. Screen 2: (after Startup Repair ran for several minutes) Startup Repair cannot repair this computer automatically Sending more information can help Microsoft create solutions. -> Send information about this problem (recommended) -> Don't send view problem details I selected the "send information" option, but probably the information was not sent, because due to the system error, there was no internet connection. Screen 3: (after selecting "view problem details") Problem signatures: Problem Event Name: StartupRepairOffline Problem Signature 01: 6.1.7600.16385 Problem Signature 02: 6.1.7600.16385 Problem Signature 03: unknown Problem Signature 04: -1 Problem Signature 05: Auto Failover Problem Signature 06: 9 Problem Signature 07: NoRootCause OS Version: 6.1.7600.2.0.0.256.1 Locale ID: 1033 Screen 4: Windows cannot repair this computer automatically view diagnostic and repair details. view advanced options for system recovery and support. Screen 5: (after selecting "view diagnostic and repair details") Starup Repair diagnosis and repair log -------------------------------------- Last successful boot time: 2/4/2015 6:00:11 AM (GMT) Nu
or BSOD error or kernel error). The stop error message usually reads: STOP: c000021a {Fatal System Error} http://windows-exe-errors.com/stop-c000021a-fatal-system-error/ The Windows Logon Process system process terminated unexpectedly with a status http://www.brighthub.com/computing/windows-platform/articles/105995.aspx 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 fatal system the system completely and then generates the fatal system error message. There can 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 fatal system error the rollback process. Third-party software applications on your computer are causing kernel level conflicts. Known Solutions NOTE: The solutions listed 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
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 a c000021a error code without sending the computer to a local tech shop? Just follow these steps. slide 1 of 4 What Does Stop 0xC000021a Error Code Mean? The 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 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 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 system which you installed. Fix it by using updated software or remove the recently installed software or driver. Report the issue to the software