SAP Script Printing in Job scheduling

Hi Experts,

I am scheduling program1 in job which run a BDC on program2 for printing the PO(SAP Script). It is coming successful but fails to generate the spools for PO's being printed. When I run program2 in background, It shows the error 'Error in opening form....'.

Please help. I want to actaully generate spools from program2 with the help of a job scheduled on program1.

Waiting.......it's urgent!!!

Regards,

Thakur