Error during Backup:
"Server Msg 50000, Level 19, Line 1
SLS Error: XML returned from Engine was invalid: Error starting %\LiteSpeed\Engine\SQLLiteSpeed.exe process
Error Msg: (0)"
Incorrect permissions on %:\Program Files\Imceda\LiteSpeed\SQL Server\Engine folder.
Grant permission to %:\Program Files\Imceda\LiteSpeed\SQL Server\Engine folder, which will allow the sqllitespeed.exe to run.
To verify: in Query Analyzer run xp_sqllitespeed_version on master database. Engine version should equal the Product Version.