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Article ID: 128627, created on Apr 7, 2016, last review on Apr 7, 2016

  • Applies to:
  • Plesk Automation 11.5


When trying to create a subdomain at Customer Control Panel > Websites, it fails with the error below:

Error: Unknown error 0xC00CE558 (COM Error C00CE558) at configHosting( 


.Security file is corrupted for the subscription.


  1. Rename C:\inetpub\vhosts\\.plesk\.Security file to old.Security.
  2. Retry creating the subdomain.

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