User tried to restore any databases using a LiteSpeed backup file, it restored successfully, but, it reported in the event viewer with error Incorrectly Formed Backup See error in detail;
Query execution failed.
Message: The media family on device D:\Backups\Backups From servername\databasname_Full_200812222201.bak is incorrectly formed. SQL Server cannot process this media family.
RESTORE FILELIST is terminating abnormally..
Stack Trace: at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection)
at System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection)
RESOLUTION:
Fixed in 5.1.0