0xc0000225 – Boot selection failed because a required device is inaccessible

When you run Acronis version 10 on a Windows 2008 R2 you get the error “0xc0000225 – Boot selection failed because a required device is inaccessible.

To fix this problem:

  1. Boot Windows 2008 R2 CD
  2. Select repair
  3. Run command line
  4. Now run these commands

Bootrec /fixmbr
Bootrec /fixboot 
Bootrec /rebuildbcd

Reboot the server and your windows is running again.

Source: http://www.qliktips.com/2012/11/fix-windows-8-boot-issue.html

Author: Thomas Faddegon

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