61422: Acronis Cyber Backup 12.5: Storage Node installation fails with Error 0x2781fc

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Symptoms

Installation or update of Acronis Storage Node fails with the following message:

A fatal error has occurred

Error 0x2781fc

Cause

"ASN user" account does not exist, but a related key exists in registry.

Solution

Delete ASN user entries in the registry:

  1. Open Windows Registry Editor: Start -> search -> type regedit.exe and press Enter.
  2. Locate the following key: HKEY_LOCAL_MACHINE\Software\Acronis\Installer\CreatedServiceUser 
  3. Delete the values that have "ASN user" in name
  4. Reattempt the installation

More information

If the above solution does not help, collect MS Installation log and system information from the affected machine and contact Acronis Customer Central with a reference to this article.