shop paper printing issue

Hi,

I am facing one issue . I am creating one PM order from Notification and while putting in process i am selecting two Shop papers for printing. I am able to see both the shop papers in print preview but one shop paper is not coming while printing ( only shop paper header is coming).

but when creating same order directly and trying to print the same shop papers then both papers are getting printed .

can any one hellp in this.....

thanks !!!!!!!!!!!!!!!!!!!!!!!!!!!!