Restoration of Data after c000021a Fatal System Error

Errors are seen in every system due to unexpected reasons, which interrupts smooth functioning of the computer. Some fatal system errors like “STOP 0xc000021A” can make you clueless to proceed with next step. These fatal system errors are often called as Blue Screen of Death error. The major reasons for such error are failure of system files namely Winlogon.exe or Csrss.exe.

Let us discuss what are Winlogon.exe and Csrss.exe::

  • Winlogon.exe: Winlogon handles independent interface functions such as creating the desktops for the Window station, configuring machine, user Group Policy, etc
  • Csrss.exe: CSRSS acts as a user-mode service. It can handle functions involving console windows, process creation, and so on

These programs together called at the time of Windows start up. If any of the files are corrupted, then kernel will terminate the start-up process with a Blue Screen and STOP 0xC000021A error. This fatal system error might cause due to any of following reasons:

  • Installing mismatched system files
  • Failed Service Pack installation
  • Loading faulty third-party Graphical Identification and Authentication (GINA) DLL
  • Unauthenticated third-party applications that has been installed
  • Backup process that is used to restore hard disk data might improperly restored files that are in use

Without knowledge your hand may become reason for above mentioned issues and further fatal system errors. You may knowingly or unknowingly became part of carrying such concerns. And such scenarios may end up with heavy data loss when you proceed without precautions like taking data backup, following user guide while installing any new application into system, etc. If In such situations, you may think about how to perform data recovery after c000021a fatal system error. If so then you are at correct place, this page introduces the relevant solution for your problem. You can extract data from Windows system using appropriate software like Yodot Hard Drive Recovery.

Hard Drive Recovery software for Windows:

Yodot Hard Drive Recovery is best data recovery utility that supports retrieval of lost files and folders from Windows HDD after facing c00001a fatal system error. The foremost significant feature of this application is its interactive graphical interface and advanced built-in algorithms. It not only rescues missing data from Windows hard drive, but also extracts data from memory cards, flash drives, external hard drives, etc on Windows system. It supports restoration of data from different versions of Windows operating system (Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows XP, Windows Server 2003 and 2008) and several brands of hard drives such as HP, Toshiba, Dell, Lenovo, Fujitsu, and so on.

Yodot not only aids you during Windows forbidden startup situations. It even serves to be a great assistance for restoring OS X data in a secure manner when apple partition map corruption stops your Mac from booting.

Steps to follow for successful recovery:

  • Connect your affected hard drive to a healthy Windows system
  • Download Yodot Hard Drive Recovery and install the software to that computer
  • Launch the installed application and follow the main screen instructions
  • Then on first screen you will find two options will, such as “Partition Recovery” or “Formatted / Reformatted Recovery”
  • Select “Partition Recovery” option in order to extract data after c00001a fatal system error
  • The software displays all the drives associated with that Windows system (including the connected drives)
  • Choose the drive that represent your hard drive and click on “Next” button
  • This utility scans the selected drive and shows all the partitions present in it, where you have to select required partition or drive and click “Next”
  • The program scans the chosen partition and displays all the recoverable data
  • Select the files and folders which are to be retrieved and save them to your desired destination location (But not to the same hard drive)

Precautionary steps:

  • Try to install the softwares which are compatible with your system
  • Have knowledge about basic issues such as installing/reinstalling, updating and upgrading, etc system related programs
  • Backup your essential data before handling some unknown errors on system