How to Stop C0000221 Unknown Hard Error Systemroot System32

Written by ts jordan
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The "Stop C0000221 Unknown Hard Error" is a fatal error that can affect the Windows XP operating system. The ideal solution is reinstallation of the operating system when the error points to the System32 folder as the root cause of the problem, as the System32 folder contains a fair percentage of the operating system files. The reinstallation procedure takes between 20 and 60 minutes.

Skill level:
Moderately Easy

Things you need

  • Windows XP CD

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  1. 1

    Insert the XP CD into your computer.

  2. 2

    Restart the computer. Press any key as prompted to boot from CD.

  3. 3

    Press "Enter" at the Welcome screen and "F8" to accept the listed license terms.

  4. 4

    Highlight your "C" drive and press "R" to reinstall Windows, alleviating the corruption in the System32 file and preventing the "Stop" error from recurring.

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