Operation in Plesk fails: Error: Unknown error 0xC00CEE3A (COM Error C00CEE3A)

Symptoms

• Domain creation under existing subscription fails with the error below:

  PLESK_ERROR: Error: vhostmng failed: Unknown error 0xC00CEE3A (COM Error C00CEE3A)
  at execute console command --create-writable-directory
  at (vconsoleapp::start line 122)
  at execute "C:\Program Files (x86)\Parallels\Plesk\admin\bin\vhostmng" --create-writable-directory "--parent-path=C:\Inetpub\vhosts\example.com" "--user=user" "--directory-name=App_Data"(vconsoleapp::run line 139) (Error code 1)

• Failed to change the file permissions in Domains > example.com > File Manager > Change Permissions next to file name:

  PLESK_ERROR: Error: Unknown error 0xC00CEE3A (COM Error C00CEE3A)
  at execute "C:\Program Files (x86)\Parallels\Plesk\admin\bin\filemng.exe" user --permissions --set-common "--file=C:\Inetpub\vhosts\example.com\httpdocs\test" "--xml=tmp9D32.tmp" --inherit-from-parent
  at (RunTime::RunAsUser::run line 221) (Error code 1)

Cause

File %plesk_vhosts%\example.com\.plesk\.Security is corrupted for the subscription.

Resolution

1. Connect to the server via RDP.

2. Execute the commnad in the Command Prompt to rename the.Security file:

   C:\> ren "%plesk_vhosts%\example.com\.plesk\.Security" .Security.old

3. Repair file permissions for the subscription:

   C:\> "%plesk_cli%\repair.exe" --repair-webspace-security -webspace-name example.com