0xe000ff15 - A communications failure has occurred with a System State resource
UMI Code: V-79-57344-65301 : 0xe000ff15 - A communications failure has occurred with a System State resource.
Customers experiencing this issue are advised to perform one or more of the following workarounds, as these have been reported to be successful in many cases:
1) Optimize the System State Backup Size following the steps suggested in the following article:
Increasing System State backup performance
Test Backups after performing steps in 100047869
2) Configure antivirus exclusions for Backup Exec: List of Anti-virus exclusions to configure for Backup Exec
3) Isolate and resolve any network issues: Troubleshoot network errors.
4) Upgrade Backup Exec to version 20.3 or later. After upgrade, the "Retry Failed Resource" option can be used on failed backups reporting this error.

4) Enable software compression.

5) Enable software encryption.

0xe000ff15 - A communications failure has occurred with a System State resource