Back Ground not reading the files from application server

Hi All,

Iam running the report to read files from application server.Iam using function module "EPS2_GET_DIRECTORY_LISTING" to read files from application server folders. the program picking up the files in foreground but not picking up the files in background.it id giving the message "File Name or Path is invalid or Directory is empty".

it is working in quality in both the cases(foreground & background).Inthe production iam facing the above problem.

Could you please some one help me on this issue.

Regards,

Gollapudi