021a Windows Error
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175 Comments Windows 8/10 had a number of issues at the time when it was first released. After a while, when Microsoft started pushing updates, some errors were solved but there were a plenty of them which weren't. One
Windows 10 Error 0xc000021a
of those errors is associated with the hex code 0xc000021a. It states that Your PC windows 10 error c000021a ran into a problem and needs to restart. This error appears inside a blue screen of death. So, it may have some serious
0xc000021a Windows 8
issues damaging the internal structure of Windows OS. This error also persists even after restarting the PC. Performing a system restore also doesn’t work. So, you would definitely want to know the reason behind this hilarious error message. https://support.microsoft.com/en-us/kb/156669 Reasons Behind the Error 0Xc000021A: This issue arises when Windows is updated. So, after the update, it doesn’t boot to Windows and displays this blue screen of death along with error. There are two files that are the major cause of this error to appear. These files are listed below. winlogon.exe: As the name of the file represents, this file is responsible for the login and logout operations inside Windows. This file can be damaged due to https://appuals.com/best-fix-steps-fix-error-0xc000021a/ mismatch of System Files or 3rd party softwares. If this file gets damaged, then this error causes the PC to boot to the Windows Login. csrss.exe: The second file causing this error is Csrss.exe. This .exe file belongs to Microsoft server or client. So, this file can also be damaged resulting this error. Solutions to Fix the Error 0Xc000021A: There are a number of solutions to fix this error. Just follow the instruction properly. Method # 1: Repair Corrupt System Files Download and run Reimage Plus by clicking here to scan for corrupt files, if corrupt and missing files are found, repair them. Method # 2: Booting Windows Manually In order to resolve this problem, you have to boot Windows manually. Booting the Windows in safe mode wouldn’t more in most cases. So, you have to boot it using force drivers to have signature disabled option available inside Advanced Boot Options. To access this option, follow the steps below. 1. Restart the PC from Windows holding the Shift key and clicking on the Restart. If you can’t access the Restart option on your Windows, then you might need to boot through a Windows bootable USB. PRO TIP: If the issue is with your computer or a laptop/notebook you should try using the Reimage Plus Software which can scan the repositories and replace corrupt and missing files. This works in most cases
Its Windows 8.1 and when it starts, it says Error 0xc000021A !" - Brenda G., USA Before addressing any computer issue, I always recommend scanning http://www.windowswally.com/how-to-fix-stop-error-0xc000021a-in-windows-8-1/ and repairing any underlying problems affecting your PC health and performance: Step 1 : Download PC Repair & Optimizer Tool (WinThruster for Win7, XP, Vista - Microsoft Gold Certified). Step 2 : Click "Start Scan" to find Windows registry issues that could be causing PC problems. Step 3 : Click "Repair All" to fix all issues. Setting up weekly (or daily) automatic scans fatal system will help prevent system problems and keep your PC running fast and trouble-free. Wally's Answer: Lets face it, getting a Blue Screen of Death error when you start the computer is the worst. You decided to do something on the computer and it fails on you, what a drag Problem When the computer starts it shows a blue screen with the error 0xc000021A. Cause fatal system error Error 0xc000021A usually occurs when the files Winlogon.exe or Csrss.exe are damaged. Winlogon.exe is responsible for handling the login and logout processes. Csrss.exe belongs to Microsoft Client or Server ‘Runtime Server Subsystem'. The aforementioned files may be damaged because: System files have been mismatched Incorrect device drivers have been installed Third-part software is missing some files Solution Here are some ways to fix the Error 0xc000021A problem: Clean Boot In Safe Mode When the computer does not boot properly, it will eventually start showing the Automatic Repair screen when you start the computer. In the Automatic Repair screen, click Advanced options Click Startup Settings On the Startup Settings screen, click the Restart button Enable Safe Mode with Networking If the Automatic Repair screen does not appear for you then use the following instructions: Use a Windows 8 or 8.1 CD/DVD/USB to boot your computer. On the screen that appears click the button labeled Next Click the link labeled Repair your computer Click Troubleshoot > Advanced options > Command Prompt In the Command Prompt window, type: bcdedit /set {default} bootmenupolicy legacy and press Enter Now, take the CD/DVD/USB out and restart the computer. When the computer restarts, keep pressing the F8