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Troubleshooting Question

sbs 2011 error 0xC000021a OS will not start

Last Modified: 2020-09-02
Did a shut down restart of Friday.  Once SBS 2011 Started backup I got the Following Message
STOP 0xC000021a {fatal error} and OS will not start.  Tried doing last know startup.  Tried doing a recovery from 7 different backups onto a new hard-drive.  I still get the same error message.  
Any and all ideas appreciated.

Thank you
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