Document access for PA30 transaction

Hi gurus,

I have done document access for PA 30 transaction. for PA 30 transaction I am successfully able to attach the document using the navigation

GOS ----->Create----> Store Business Document but when I try to open the same document , system automatically getting log off without displaying  any error or shart dump. simply system getting log off. what would be the reason  Please help on this....

Thanks,

Ningappa S M