Note : First Copy MARG Folder for safety Purpose...

Go to MARG FOLDER=> Open DATA folder => Search "DIS" =>Check extension=> DELETE/RENAME corrupted extension financial year file. Start Software => On Marg gateway Press "ESC" key => Save to quite--"YES" => Window will ask option of "BACKUP" => Select "FINANCIAL YEAR/COMPANY" => Press "ENTER" Software will ask about  recovery and path of backup exist => Select backup file from which you want to recover => Start software => On Marg gateway => Press Enter on "File maintenance".

NOTE:-In case of all bills are not show,bill item show zzz,item deleted from bill.