Use
RESTORE FILELISTONLY FROM DISK = '<FILELOCATION>' WITH FILE = 1
GO
OR
restore headeronly from disk = 'c:\restore.bak'
If you will get null null in all columns then either the backup is corrupted or it is of high version.
Vimal LohaniSQL DBA | MCP (70-461,70-462)==============================The greatest barrier to success is the fear of failure ** Success is a journey not a destination**Think before you print, SAVE TREES, Protect Mother Nature