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Unknown Hard Error C000021a

Sign in to make your opinion count. Yes, I do. This article shows you how to fix Windows based Stop C000021a Unknown Hard Error errors both manually and automatically. I think it might be a software conflict but just can't find the culprit. weblink

The difference is night and day. I've run the system file checker and that shows my Windows XP Pro system as clean and correct. LinkBack LinkBack URL About LinkBacks Sharky Forums Register Help Remember Me? Adriano Rodrigues 196,404 views 5:29 Loading more suggestions... http://discussions.virtualdr.com/showthread.php?228754-RESOLVED-BSoD-C000021a-Unknown-Hard-Error

Loading... Powered by vBulletin Version 3.7.1Copyright ©2000 - 2016, Jelsoft Enterprises Ltd. I actually managed to install one of the XP versions on vista, but since the BSOD thing started on the same week, I thought this could be the reason. Once the reboot has completed, your desktop will appear and that's it.

That format is the most common one that software programmers employ for Windows system files and Windows OS-compatible hardware drivers and software apps. The only different is this one is an old pc (Cel. 1.7GHz CPU, 512MB DDR400 SDRAM which shared 32MB to the onboard graphic card.) Since the softwares I use don't require Also one of the reasons why I learned to burn at slower speeds as that does a better job of burning and helps stop future problems. Prince Smith 19,389 views 1:04 How to Fix Blue Screen of Death Stop Error 0x0000007e in Windows 7 - Duration: 1:37.

Problems that have bite me. BEST TRICK - Duration: 7:46. Reply With Quote April 2nd, 2008,07:28 AM #15 LimCY View Profile View Forum Posts Ignorance Troublemaker Join Date Apr 2006 Location Stone Chisel of MY Posts 232 Hi: Finally got a Working...

Password Site Map Posting Help Register Rules Today's Posts Search Site Map Home Forum Rules Members List Contact Us Community Links Pictures & Albums Members List Search Forums Show Threads Marked as answer by Bruce-Liu Thursday, October 07, 2010 12:43 PM Thursday, September 30, 2010 11:37 AM Reply | Quote Microsoft is conducting an online survey to understand your opinion of I've run the system file checker and that shows my >> Windows XP Pro system as clean and correct. The thing I'm curious about is why isn't the memory being dumped...

Insufficient RAM. Reply With Quote February 28th, 2008,01:14 PM #7 Train View Profile View Forum Posts Site Moderator Join Date Apr 2000 Location Sheboygan, WI Posts 52,536 Corrupt programs on the cd will Windows cannot run properly without WinLogon or CSRSS.Step 1 -- Error c000021aThis blue screen of death stop error c000021a will be displayed when your system is in normal booting process. Sometimes I see a "hard disk x was not ready" event, but it's never at the same time of the crash.

I didn't use pcAnywhere. have a peek at these guys actually I tried to clean the contacts with an eraser yesterday but it didn't work for me. I use PC Doctor to do a system stress scan. Reply With Quote February 29th, 2008,10:56 AM #13 Train View Profile View Forum Posts Site Moderator Join Date Apr 2000 Location Sheboygan, WI Posts 52,536 I would try.

  • SMILE and post back.
  • I've not had a virus >> infaction on this computer for over 3 years.
  • If I'd replaced the PSU long ago it would have saved me months of frustration.
  • Manufacturers and developers of software apps and hardware drivers use different codes to indicate various types of errors.
  • Rgds Chiarne 0 LVL 6 Overall: Level 6 Windows XP 3 Message Accepted Solution by:bagged2drag2005-06-27 If you have a BART PE disk with Avast!
  • Just one more question: do you think I should move (I don't even know if I actually can do such thing...) my question to the hardware support section? 10-10-2007, 10:27
  • Wondering how come Memtest can't detect any error?
  • If you choose to participate, the online survey will be presented to you when you leave the Technet Web site.Would you like to participate?
  • One thing that I've noticed is that, even though I've tried this with the swap file on the same partition as the OS and enabled the full memory dumb, the system
  • Seems a total reinstall of Windows is the last and probably, easiest, option.

This time there was no blue screen and C000021a error, but now the pc keeps rebooting after the first reboot during the XP repair process. Also, Stop C000021a Unknown Hard Error Chkdsk errors are very common during PC restarts that immediately follow a previous improper shutdown and recent virus or malware infection recovery. A memory dump file is NOT generated and also nothing is shown on the event logs. check over here The time now is 12:40 AM.

Show more Language: English Content location: United States Restricted Mode: Off History Help Loading... Solution - if >you've recently installed a new suspect program - remove the program or >check for spyware / adware / viruses. > >Jon Good point, but to my knowledge I've To activate it, click the "Start" button and enter "memory" in the "Run" field.

Specialized programs are also available to diagnose system memory issues.

I don't use Outlook or >> Outlook express for e-mail. After trying to restart the computer in safe mode with and without DOS, I still got the same message. And as a result, 500 points 2u for suggesting a windows reinstall. Do you have access to any other system or hard drive(s)? 0 Message Author Comment by:Chiarne2005-06-26 Hi sirbounty, The pc with the C000021a error is a customer's pc.

Also, one of the files necessary for the proper installation is missing. To obtain the phone numbers for specific technology request, please refer to the website listed below: http://support.microsoft.com/default.aspx?scid=fh;EN-US;PHONENUMBERS If you are outside the US, please refer to http://support.microsoft.com for regional After pressing the reset button all works as expected again. this content If so, I was supposed to disconnect it and plug the HD to a different one.

Sign in 260 Loading... I did suspect RAM and did quite a few tests like shifting bits test and checker-board patters tests for a while without a single hitch.