0xc000021a loop. You can reach them at this link: Microsoft Technet.

0xc000021a loop I went thru all the advanced options to repair it Jan 10, 2025 · Fixing the 0xC000021A Blue Screen Error on Windows 11/10 The Blue Screen of Death (BSOD) is an ever-present threat in the world of Windows operating systems, particularly known for causing dread among users whenever it strikes. Or get a USB flash drive or something and make a bootable linux distro drive to test if May 29, 2025 · 【2025年版】Windowsで「0xc000021a」エラーが発生し再起動ループになる原因と解決法を初心者向けに解説。セーフモード起動やシステム修復、BCD再構築など復旧手順と予防策を詳しく紹介します。 Apr 17, 2022 · Area-51m R1, AGA, reboot loop I have an Area-51m R1 with Nvidia GeForce RTX2080 graphics card on board, Windows 11 and maxed out on everything possible when I bought it. Page 3 of 3 - 0xc000021a loop - posted in Windows Crashes and Blue Screen of Death (BSOD) Help and Support: I will change the boot up order so I can boot from the USB. Mar 23, 2023 · Aditya, the founder of TechCult, is an accomplished tech writer with over 10 years of experience in the field. exe or the CSRSS. Her expertise lies in the field of data analytics and she is a proficient programmer in languages such as Python and R. Jan 23, 2025 · To help you troubleshoot this BSOD error code 0xc000021a, here I have provided a detailed guide covering workarounds that you can follow to fix it. Usually the ePSA detects this but on that particular case it didn’t and just reported the ssd as not found intermittently (Hard Drive - Not installed). I’ve had a gaming laptop for years now and thought it was time for a PC: Parts: Gigabyte Aourus x570 Elite Wifi (Gen 3000 ready) Ryzen 7 3700x Trident Neo DDR4 32gb 3200 970 El error de pantalla azul 0xc000021a se produce cuando hay un problema grave con el sistema operativo y Windows no puede arrancar. Oct 22, 2022 · It can result in a BSOD and even a boot loop that's difficult to escape without booting into Safe Mode. Jul 3, 2025 · Effective Solutions to Resolve the 0xc000021a Error in 2025 Below are the most tried-and-true methods for fixing the “0xc000021a” error: Dec 31, 2022 · Here's a step-by-step guide on how to fix Blue Screen of Death error code 0xc000021a in Windows 10 and Windows 11. I have created a USB Boot drive via Microsoft media creation tool, I can boot to this drive and access the command prompt… I’ve seen this issue some time ago. Feb 25, 2022 · The CSRSS or Client Server Runtime Subsystem is a Windows component that is responsible for Win32 console handling operations. 0xc000021a. exe stops working. 7 Ways on How to Troubleshoot Stop Code 0xc000021a If Windows Stop Code 0xC000021A occurs, it is important to try different troubleshooting methods to fix the problem. It goes into the repair/diagnosing loop and an error of 0xc000021a. try start up repair (though this same as auto repair so may just loop) boot from installer on screen after languages, choose repair this pc, not install. First, you should try unplugging and replugging all the external devices. May 12, 2024 · I’ve tried enabling boot mode and safe mode and get Stop Code 0xc000021a. Part 3: Other Solutions to Fix Stop cCode 0xc00021a Loop on Windows 11/10 Solution 1: Unplug External Devices As stated earlier, the stop code 0xc000021a usually occurs due to the interruption of external devices. 5. If I remember correctly, updates were last installed in May and at some point since then it stopped running. I have created a USB Boot drive via Microsoft media creation tool, I can boot to this drive and access the command prompt… Dec 13, 2024 · The computer would try to boot but I would get a BSOD with an error code of, 0xc000021a. Hello, I recently bought an Asus laptop off of eBay (G713 P), and a few days ago two rows of my keyboard stopped working: the rows with "6-7”, ”Y-U", ”H-J”, and ”M-N". sys disable Driver Signature Enforcement sfc /scannow DISM CHECK HEALTH and RESTORE HEALTH media creation tool Analyze the memorydump, it reports WINLOGON Dec 15, 2022 · If you are getting the stop code 0xc000021a BSOD error, then read this article and learn how to fix it easily. Hi, Regarding your issue with Windows 10, this could have happened due to several reasons. stuck on a fix boot loop. When this critical operation Jul 17, 2024 · Zainab Falak is a highly educated professional with a background in actuarial science and a strong passion for technology. Following the first KB5030216 update the system crashes generating a blue screen and memory dump. Here are seven ways to fix this error, beginning with imyPass Windows Password Reset. There is an option to restart my pc which restarts it and then blue … May 23, 2022 · The Error code 0xc000021a is because of the boot loop of the server, and your machine can run into a reboot loop with a "We couldn't complete the updates" message after the update. And if that doesn't work, then use F11 to open the windows menu. I had attempted an update several times - they all failed. For advanced troubleshooting or resolution, we highly recommend that you post your issue to our IT professional where it can definitely guide through the resolution. Nov 24, 2015 · blue screen and error 0xc000021a and the continuous repair loop please help DESKTOP-9LUS32E-Mon_11_23_2015_225843_17. Oct 28, 2023 · Page 1 of 3 - 0xc000021a loop - posted in Windows Crashes and Blue Screen of Death (BSOD) Help and Support: In Windows 10 Im getting BSOD 0xc000021a every time I try to boot to windows. This will make the system to go into **Windows 8 Advanced Startup Options** screen. For me it was the SSD which became read only (reached EOL). Quando o kernel do Windows NT detecta que um destes processos parou, ele para o siste In This Video You Will Find How To Fix Your PC ran into problem and needs to restart with Error Stop Code 0xc000021a in Windows 11 and 10 ️. This guide also covers information about this error, why it occurs, and ways to prevent it. i can't access safe mode, I can't SFC scan in command prompt, startup repair takes me to attempting repairs which sat for hours with no change, I don't have any restore points to restore from and I really can't afford a fresh install of windows as im Sep 23, 2020 · Hi everyone! Might be a long post sorry. His superpower? Simplifying complex tech stuff for everyone. Apr 3, 2015 · Im getting the 0xc000021a restart loop problem, I turn my computer on and then get the blue screen of death then its automatically restarts and boots it up in windows automatic repair. 2 hours. the host has a ryzen 5600G. The 0xc000021a is one of them. This happens if:There were corrupt system files in the computer. This post provides eight best solutions to fix Windows stop code 0xC000021A for Jul 14, 2025 · Blue screen of death. my vm has [host] processor. Next thing I know my laptop is stuck in a BSOD 0xc000021a loop and cant even reinstall windows for a reset. I suggest you get another SSD and install it to test. System stopped booting after i completed the installation i am seeing the blue screen Dec 29, 2017 · Hopefully this is the right place to be asking this question, I'm desperate so any help is appreciated anyway. Jul 23, 2021 · But last week when I received a BSOD I got that exact stop code and figured it would reboot as normal but before it even got to the Windows login screen I got another BSOD with the 0xc000021a stop code. folowing repair instructions did sfc/scannow and somey=times works after reboot. It Aug 28, 2021 · What is Stop Code 0xc000021a, and how does it occur? The stop code 0xc000021a represents the WINLOGON_FATAL_ERROR, which occurs when a user-mode subsystem, such as WinLogon or Client Server Run-Time Subsystem (CSRSS), is compromised. This happens 'cause some of the files download are not installed which results to a corrupt file system. I figured that the problem might be a recent windows 11 update, so I decided to do a rollback. Also, you are suggested to backup Windows Server 2012 R2 for system recovery. sys. exe or Csrss. Because of that reason we had to remove the installed Windows update. You can reach them at this link: Microsoft Technet. Jul 7, 2025 · You'll receive the 0xC000021A error if Winlogon. The automated repair doesn’t work either, and most troubleshooting options won’t fly either. I went thru all the advanced options to repair it Jun 3, 2025 · Hi All, My computer rushed into a blue screen with stop code 0xc000021a, it then tries restart by itself and stuck on black screen "prepares for automatic repair" however nothing happens even if I waited so long. . I have tried countless tutorials and websites but non have worked reddit is… I've seen several posts about people getting this error and being stuck in a failed repair-restart loop, and being unable to even boot into safe mode. Things I've tried without success: xcopy C:\windows\system32\drivers\hidparse. Startup repair is in progress. It then displayed the blue screen telling me its helping me get some infos before restarting again for me, and told me to look up 0xc000021a. sys C:\windows\system32\hidparse. Easy for beginners, effective for pros. Another reason could be that when you Updated your Windows, you interrupted it resulting to a boot loop. No it Jan 31, 2020 · Windows Server 2012 virtual machines will not start (BSOD error 0xC000021A) or loop through the recovery menu in WMware Workstation 15 Pro version 15. Instead of coming back normally it got caught in a reboot loop with error Jul 11, 2024 · Im having the BSOD 0xc000021a but its in a loop with the Select Account menu with all the users and stuff but i forgot the password so i click on "Forgot your password" and select "restart now" and it gose to the BSOD its a loop and… May 10, 2021 · Hi there I have a Windows Server 2012 R2 VM running on ESXi 6. UPDATE: Managed to remove all pending updates as well as the last successfully installed update (installed day before system crash), still have the 0xc000021a error. Select "Troubleshoot">" Advanced Options">" Startup Settings Hello everyone, I am in desperate need to repair a $5000 computer stuck in a BSOD loop after fresh install of Windows 11. Pc hasn't been on in 3 weeks. It can result in a BSOD and even a boot loop that is difficult to break out of without booting into safe mode. I've already read about KB5021233. You can try to do a system restore to undo the update that caused the problem. I went thru all the advanced options to repair it Sep 29, 2020 · My windows 10 pro pc stopped booting 2 days ago. 1 0XC000021a Blue Screen Loop My Dell Inspiron 5521 laptop will not load to windows and keeps on looping from the dell startup to a bluescreen displaying code 0XC000021a. Nov 30, 2022 · Error 0xC000021A usually results in a Blue Screen of Death (BSoD) and occurs due to a faulty Winlogon. I can’t access the Startup Repair Command Prompt, System Restore or Uninstall Updates because the system claims that my password is wrong. still trapped in the boot loop. However this loop is going ob=ver and over again Mar 23, 2024 · Hello all, My laptop, Acer Nitro 5, is currently stuck in a boot loop. Windows 10 boot loop and error 0xC000021A Helpful? Please support me on Patreon: / roelvandepaar more Oct 4, 2022 · Hi, my name is Anderson Souza, I hope I can help you with your issue. This error code 0xc000021a can also point towards Malware. i'm trying other options for the processor, like qemu64 and kvm64 with no luck so far. Nov 8, 2024 · The 0xc000021a error in Windows 8 and 10 causes a Blue Screen of Death (BSOD), stopping the computer and preventing it from starting normally. Nov 23, 2014 · Hi ooldog, It seems like the operating system is corrupted. I've tried a multitude of troubleshooting options, chkdsk /f /r, sfc /scannow, dism image cleanup, creating a backup, and none of them have been successful. Apr 4, 2015 · Im getting the 0xc000021a restart loop problem, I turn my computer on and then get the blue screen of death then its automatically restarts and boots it up in windows automatic repair. We're just collecting some error info, and then we'll restart for you. suddenly stopped working. txt Aug 20, 2024 · This page shows you how to fix stop code 0xC000021A in Server 2012 R2 in four effective ways. CyberBeaR Sep 28, 2015 Home Sep 29, 2020 · My windows 10 pro pc stopped booting 2 days ago. This option takes your PC back to an earlier point in time, called a system restore point. 7. I searched for some way however… O erro STOP 0xC000021A ocorre quando o Winlogon. 2025-07 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems (KB5062553) How can I fix this? Sep 29, 2020 · My windows 10 pro pc stopped booting 2 days ago. Computer Build: i9-13900K ROG Maximus Z790 Hero 64 Gb of Oct 4, 2023 · To fix c000021a BSOD, update or reinstall the incompatible drivers, or try other quick and easy solutions from this guide. If you need to fix Windows 10 error 0xc000021a, I can help. more I recently tried to update Windows on my desktop after a month and a half away from it, and it quickly became unable to boot, repeatedly giving me the BSOD and attempting and failing to automatically repair the drive. This video will tell you how to fix the 0xc000021a error code problem on We would like to show you a description here but the site won’t allow us. Nov 10, 2025 · Here, we'll walk you through possible causes of the stop code error 0xc000021a on your Windows PC and how to fix the error. I came across this article: Apr 30, 2017 · Hi, last night I turned off my pc with a force shutdown, just turned the power supply button off, and in the morning I cant start my pc, it shows a blue screen which says I ran into some problems and I get a stop code 0xc000021a, then it goes into troubleshooting and does nothing, later on I get The 0xC000021A error is a critical system error that occurs when a crucial user-mode subsystem, such as a system process or service, fails to function correctly. 1, 10 or Windows 11 operating systems. 1, 8, 7, Vista, and XP. You might see a message that says, "Windows has been shut Struggling with a laptop in a reboot loop? Discover expert solutions for SYSTEM_SERVICE_EXCEPTION errors like Ntfs. 0xc000021a My laptop is Dell i 3558 How can i fix that problem May 2, 2025 · 0xc000021a blue screen after few minutes working on laptop. Jul 22, 2015 · Greeted with a Windows 10 restart, and then BSOD with error message 0xc000021a, and then kept trying to auto repair and a disk scan. Ever since then, I cannot get Windows The 0xC000021A error can occur if Winlogon. Since then my PC has been stuck on a BSOD loop and I can not access the Windows login screen. 2025-07 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems (KB5062553) How can I fix this? Apr 25, 2025 · The stop code 0xc000021a is a serious error caused by system process failures or boot file issues. There is an Apr 26, 2020 · same here, proxmox 7. Goes into loop. Error 0xc000021a is commonly known to appear after Windows fails to install a new Windows Update, in most cases the update will keep failing and you will be stuck in a endless loop of restarting. the microsoft recommended xcopy workaround initially returned access denied when i accessed command prompt through safe mode (couldn't access command prompt through repair tools at first because it kept telling me I had the wrong user password, which i know isn't the case because it kept telling me that when i was dealing with the issue the first time, and I had to go through safe mode command Jul 21, 2023 · We powered the server back on, after a few boot loops (stop code 0xc000021a), the Windows OS started its own automatic repair cycle and the Dell tech got it to a system repair command prompt. Method 1: Boot Windows Without the Driver Signature Enforcement Feature To commence the process, restart your PC and keep tapping F8. My work computer is currently stuck in a blue screen reboot loop displaying error How to fix windows boot loop with this BSOD error: "your pc ran into a problem and needs to restart we're just collecting some error info", with error code: 0xc000021a after windows update or Dec 16, 2022 · Sir_Max Thread Apr 16, 2018 ha cluster node node cluster node failure reboot reboot loop Replies: 1 Forum: Proxmox VE: Installation and configuration Just updated Windows, and now it's stuck in a boot loop with BSOD and Stop Code 0xC000021A. exe ou Csrss. You can refresh the system to check if the issue resolves. Jul 27, 2024 · I initially got to the windows install page and I got the stop code error 0xc000021a. Jan 18, 2019 · I tried the following: - Safe mode - ends with stop 0xc000021a - Disable driver signature enforcement - the boot proceeds a bit more but then ends up with a stop code 0xc000021a - chkdsk - sfc /scannow - automatic startup repair - Apply other restore points (they all failed and eventually they all disappeared?) - Run DISM via command prompt. Before redirecting me to similar posts, please read the issues I am facing. Nov 14, 2025 · Learn to resolve the Windows Stop Code 0xc000021a error with six proven methods and discover how to troubleshoot and repair this critical system issue on Windows 11 Stuck in automatic repair loop and kbm disabled. com Mar 25, 2025 · Common triggers for this error include corrupted system files, recent system updates, incompatible device drivers, or hardware issues. The error will cause can continuous boot loop. Unfortunately, after removal of the latest Code 0xc000021a error code is a blue screen error that automatically causes the system to crash and hinder your workflow. There was a failed May 11, 2025 · Microsoft Support: Black or Blue Screen errors (also called bug checks, STOP code errors, kernel errors, or BSOD errors) can occur if a serious problem causes Windows to shut down or restart unexpectedly to protect itself from data loss. Before trying to do anything, I suggest you check the "health" of your HDD/SSD using Crystal Disk Info to make sure there are no issues. Please select ** Troubleshoot** option and choose the ** REFRESH** option so that it refreshes the Apr 28, 2014 · Windows 8. choose troubleshoot choose advanced choose start up repair - this will scan PC and maybe fix this - will ask for logon info My PC is is stuck in a bootloop and I can't find a fix. Windows tries to repair but always fails and gives me a few options (Restart, advanced options). 3 up-to-date, windows 10 pro 22h2. It's also known as STOP 0xC000021A, Jul 21, 2016 · The Windows 10 error 0xc000021a is a bug check error that usually includes ‘STATUS_SYSTEM_PROCESS_TERMINATED’. W11 custom gaming pc. I didn't notice this for a long time because I wasn't at home for a while. How to fix Windows 10 0xc000021a Loop w\ Media test failure. it seems to be kernel related. Both of these things kept causing a crashing loop. Oct 24, 2025 · The laptop restarts after the last error, and the loop starts again. zip systeminfo. Jul 8, 2021 · Hi There are several methods for us which could try to solve the problem. : ( Your PC ran into Problem and it needs to restart. Sep 30, 2023 · HI, After a new installation of Windows Server 2022 version 21H2 everything goes perfectly. Let us know if you need further assistance. Jun 22, 2024 · Hello, My home server with Windows Server 2022 Essential no longer starts after (presumably) an update. Fortunately, there are several effective ways to fix it, including boot repair, automatic repair, disk check, and system restore. exe falha. The 0xC000021A error is a critical system error that occurs when a crucial user-mode subsystem, such as a system process or service, fails to function correctly. At Appuals, Zainab shares her extensive knowledge of Windows 8, 10, and 11, covering a broad range of topics related to these operating systems. Posted by u/billythephelddagrif - 3 votes and 2 comments Nov 24, 2015 · blue screen and error 0xc000021a and the continuous repair loop please help DESKTOP-9LUS32E-Mon_11_23_2015_225843_17. I have done a backup of this May 23, 2022 · Error 0xc000021a is commonly known to appear after Windows fails to install a new Windows Update, in most cases the update will keep failing and you will be stuck in a endless loop of restarting. I have run Jul 14, 2025 · Resolve issues in which the operating system encounters Stop error 0xC000021A and can't restart an Azure virtual machine. Jul 23, 2021 · I tried literally everything this article suggested including pulling the CMOS battery to reset BIOS. Apr 24, 2024 · When the Blue Screen Error Code 0xC000021A occurs in Windows, it typically results in the system failing to boot properly, often cycling through automatic repair attempts without success. Jul 17, 2024 · Part 2. Windows 10 | Critical process died | Stop code 0xc000021a | Can't access Windows Startup Repair tool | Can't boot from installation media flash drive | BSOD loop We would like to show you a description here but the site won’t allow us. I have tried almost everything. If the issue persists, there is nothing wrong with any Get the fix to “ 0xc0000021A: error for Windows XP, Vista, 7, 8, 8. Find troubleshooting steps to resolve blue screen or stop errors. 0xC000021A is the most common stop code you will likely encounter after a Windows update. Restore points are And you will know that with updates also come errors. Jul 14, 2025 · Blue screen of death. Since then I have been stuck in a restart loop and I can not return to the window 11 install at all? Jul 18, 2022 · I recently upgraded my hdd for an ssd and cloned my hdd using acronis software which came with my crucial ssd. As you are unable to log on to Windows try to restore Windows to a restore point by using WinRE (Windows Recovery Environment ). See full list on easeus. I have gone into the Asus BIOS, and disabled fast startup. I tried building my first PC this week and it’s turned into a nightmare. 2025-07 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems (KB5062553) How can I fix this? Aug 26, 2021 · Here you will find out: what is stop code 0xc000021a methods of how to fix it when DiskInternals can help you Are you ready? Let's read! My laptop has been in a bsod loop and has a stopcode error of 0xc000021a. You may experience a blue screen stop state errors like the following. 4. Apr 21, 2018 · I would get a PC has ran into a problem and needs to restart n boot up with a stop code of 0xc000021a then it would loop to a recovery screen and I would get windows system 32 ntoskrnlexe … Jul 14, 2025 · Blue screen of death. … Sep 28, 2015 · Laptop won't start, error 0xc000021a, infinite loop. The windows stop code 0xC000021A is also referred to as STOP c000021a HALT: c000021a {Fatal System Error} STATUS_SYSTEM_PROCESS_TERMINATED (Status System Process Terminated) Jun 5, 2019 · Lenovo T450s was experiencing BSOD error 0xc000021a on an infinite loop so was not able to access desktop at all. "0x0000007B (INACCESSIBLE_BOOT_DEVICE)" Environment Datto SIRIS Datto ALTO Datto Feb 17, 2023 · So it's been about a month of this **** and I still can't seem to fix anything, it started after my mouse froze on my screen so I restarted my computer via the box and when I turned it back on I got a blue screen with the stop code "0xc00021a"… Sep 29, 2020 · My windows 10 pro pc stopped booting 2 days ago. The log in box does not appear when I press Ctrl+Alt+Del. Dec 20, 2014 · this may not work as it sometimes says it can't from outside windows. Jan 10, 2023 · Microsoft has addressed a known issue causing Blue Screen of Death (BSOD) crashes with 0xc000021a errors after installing the Windows 10 KB5021233 cumulative update released during the December Oct 23, 2017 · Facing Error code 0×c000021a I am facing this problem, everytime i open my laptop. This issue can also manifest as boot looping. Partition table issue detected. I just see the Windows logo at the bottom of the screen… Dec 7, 2018 · After installing updates on our Windows Server 2016 machines, one of our application services failed to start. From Windows glitches to the hottest trends, Aditya keeps us in the loop! Jun 21, 2019 · My PC is is stuck in a bootloop and I can't find a fix. Mar 28, 2024 · Explains blue screen error 0xc000021a BSOD and how to fix it. I’ve tried accessing the safe boot by restarting my laptop and it doesn’t work. Nov 29, 2022 · The issues you mentioned and the stop code 0xc000021a could be caused by system file corruption. exe process files. I will show you things you can try to fix the error 0xc000021a. Here are some methods to fix it. Zainab's May 23, 2022 · Error 0xc000021a is commonly known to appear after Windows fails to install a new Windows Update, in most cases the update will keep failing and you will be stuck in a endless loop of restarting. Diving into advance options there are multiple troubleshooting options (cmd prompt, uninstall updates, reset comp, etc) but I can't access a single one. i'm considering going back to proxmox 6. My PC is able to load in the WRE and I can execute commands in the command line. So essentially, My windows would start up but when the loading circle would circle for the 4th Nov 30, 2014 · I'm currently using my laptop for about a year and today when I shut down my Dell Inspiron 15-3521 after being prompted to update and restart a while ago and tried booting I continuously get this e We would like to show you a description here but the site won’t allow us. After desperately searching online, I found a solution where I ran the following in the command line when Windows Repair pops up: Jun 16, 2025 · Stuck in a reboot loop with Windows error 0xc000021a? Learn how to fix it step-by-step, from Safe Mode to advanced BCD repair. 0xc000021a Goes into loop Startup repair is in progress Partition table issue detected I had attempted an update several times - they all failed. It gives me the stop code 0xc00021a. Your computer should boot in the Recovery options menu. It will load on the Acer loading screen for a few seconds and end at the blue screen with the stopcode error 0xc000021a. Switch ON the system and switch OFF the system 3 to 4 times when the Dell logo appears. 1 build-15018455! If you're experiencing the BSOD error code 0xC000021A on a Windows 10 computer, don't worry! This article will show you how to fix it. This error Error 0xc000021a is commonly known to appear after Windows fails to install a new Windows Update, in most cases the update will keep failing and you will be stuck in a endless loop of restarting. Everytime I start up im faced with 0xc000021a and have been trying for hours to look for a fix. It asks me to login in as admin r/techsupport Current search is within r/techsupport Remove r/techsupport filter and expand search to all of Reddit This post will provide you with step-by-step instructions on how to fix Windows 10 stuck in the infamous Preparing Automatic Repair in Windows. It has started to restart itself about 1 minute after booting Windows. Greetings everyone! After a Windows update last night my computer won't boot. At this point I cant Jun 22, 2016 · Continue to help good content that is interesting, well-researched, and useful, rise to the top! To gain full voting privileges, Ask any questions about Windows and get help here! For issues unrelated to Windows, use r/TechSupport Nov 23, 2017 · I just updated Windows to find that when I start my computer, the Dell boot screen is displayed and the following error message is displayed: Windows could not Please help my PC is in a restart loop (blue screen fatal error 0xC000021A) windows 11 A sudden 0xc000021a made my pc on a restart loop, no matter how many times i switch it off and on again. Reply reply More replies its3am_again • 0xc000021a boot loop restore point failed to fix full OS reinstall, retry update back to 0xc000021a boot loop yes,very nice Reply reply Doiley101 • Datto Windows Agent: Blue screen following install or update Issue Following an installation, uninstallation, or update of the Datto Windows Agent, Windows protected machines fail to boot to login. I went thru all the advanced options to repair it Oct 28, 2025 · This article provides information about how to identify and troubleshoot STOP Code Errors (Black Screen or Blue Screen errors) on a Dell computer. Unable to delete update, system freezes again after startup. I couldn't log into Safe Mode, Disable driver signature enforcement or anything else from the Startup Settings menu. If you'd like to know more you can search online later for this error. Jul 16, 2022 · BSOD Stop Code 0xc000021a error - posted in Windows Crashes and Blue Screen of Death (BSOD) Help and Support: Stuck in a restart loop with this error. Dec 2, 2020 · BSOD error often occurs, but its causes are quite different according to different error codes. Get answers to your tech questions now! Oct 29, 2015 · After installing a few recent updates[1], a Windows 20012 R2 server demanded a reboot. After unplugging the devices, restart your computer. Hello r/TechSupport, I was just playing a computer game when my pc restarted suddenly. I've tried reinstalling Windows multiple times, I have tried using different SSDs in different slots, I tried unplugging all external devices but I still have not found the solution. However, there are many Jul 14, 2025 · 0xc000021a is a Blue Screen of Death error that can occur on Windows 10, 8. Moreover, you'll learn how to recover data lost due to the error. Below are several methods you can use to diagnose and resolve the 0xC000021A error effectively. I have tried connecting a USB stick with the 8GB windows 11 iso file to do a fresh install, but I still get the same text in the pictures, with the USB stick not booting. wtqxu vvlch ryijlk bbm yshzg wzl inprt owokg uewlu wkexs sdv duj uua rqvi rfk