Please use the following steps on Operating system error 5 (Access is denied) (MS SQL database backup).
Symptom:
Please use the following steps on Cannot start shadow copy (VSS_E_WRITERERROR_NONRETRYABLE) (MS SQL server with large number of databases).
Please use the following steps on Cannot start shadow copy (VSS_E_WRITERERROR_NONRETRYABLE) (VSS Event 8193 - Access is denied).
Please use the following steps on Required file for database is missing (MS SQL database backup).
Please use the following steps on [VSSDatabaseExpt] VSS_E_UNEXPECTED_PROVIDER_ERROR (MS SQL database backup in VSS mode).
Please use the following steps on How to force another Auto Update on AhsayOBM / AhsayACB clients.
Please use the following steps on Microsoft SQL Server not found warning on a Microsoft SQL database backup.
Please use the following steps on Troubleshooting problem with missing scheduled backup.
Please use the following steps on [VSSDatabaseExpt] VSS_E_UNEXPECTED_PROVIDER_ERROR (MS Exchange database backup).
There are many underlying components in the operating system that may come into play during the backup process to cause the VSS error. This video offers a guideline on how to troubleshoot for errors related to Volume Shadow Copy.
Please use the following steps on How do I renew the Ahsay self-signed SSL and CA certificate on my AhsayCBS backup server?.
Please use the following steps on How do I move an AhsayOBM/AhsayACB installation onto another machine?.
The following assumptions are made: