SQL Server 2012 using MSA -- SharePoint 2010 Powershell backups impossible?

view full story

http://serverfault.com – I'm having trouble trying to do a simple backup of our 2-server SharePoint 2010 farm. I'm running the backup process with a Powershell command, backing up to a UNC shared folder on the SharePoint server. I have SP2010 on one server and SQL 2012 on another. SQLserver.exe is being run by a new Managed Service Account. I have put this account into a new group and then I gave that group read/write permissions on the backup share at both the Share and Filesystem level. My farm account also has read/write access to the backup folder. I'm starting my backup process via Administrator account. My ba (HowTos)