Blue Screen c000021a Fatal System Error

Are you interested in knowing how to prevent blue screen c000021a fatal system error message while booting the PC?


The blue screen c000021a fatal system error is a very crucial error with a rather unique origin. Unlike other blue screen errors that come as a result of failures in the system or registry boot files, the blue screen c000021a fatal system error is caused by a rare kind of reason particularly in the case of Windows® XP.


Below is a list of reasons that could lead to blue screen c000021a fatal system error on your computer:




  • Harmful virus attacks

  • Illegal operations from Norton GoBack software

  • Unauthorized installation on computer



Harmful virus attacks



When computers get infected by bad computer viruses, then they tend to behave in unlikely ways. Some of the bad computer viruses could cause the installation of unwanted programs into your computer which later on result in system failure during boot sequence. The blue screen c000021a fatal system error is often a major resultant factor of these kinds of malware attacks.



Illegal operations from Norton GoBack software



In some cases, the laptop may execute an unauthorized installation of Norton GoBack software which Norton security suite often initiates whenever it notices a security risk on the system.


The blue screen c000021a fatal system error is unique to Windows® XP operating system and occurs when Norton GoBack software is installed by itself or as a part of any Norton security suite. If the system automatically executes the installation, it always results in blue screen c000021a fatal system error the next time you try to load Windows®. This situation could however be solved by pressing the space bar during computer boot process. This will direct you to Norton GoBack menu from where you can easily disable the software. You should however take some appropriate measures to ensure that whatever malicious software may have been responsible for the onset is taken care of in order to avoid future recurrences of blue screen c000021a fatal system error.



Unauthorized installation on computer


It is quite important for any computer owner to try and restrict administrative rights to any other user who may use the computer when the owner is away. This is mainly because other causes of blue screen c000021a fatal system error is in some cases experienced as a result of some illegal installation that may be carried out by some ignorant users who simply click next at the slightest opportunity to do so. The installation of bad security software and programs could result in such errors as the blue screen c000021a fatal system error thus making your computer to fail at the booting stage. Another step that can ensure you a safe computer system is to make sure that your computer or laptop is clean and virus-free.




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