What can i do?

when packaging and running my program, im getting the following error:
runtime error 20507
invalid file name

this concerns a crystal report im supposed to see but whenever i click on the icon ,i get that error,cld it be that i shld specify the path for the report which will be the path at installation time?
thank you

HELLO,
WELL, I DON'T KNOW MUCH ABOUT CRYSTAL REPORTS BUT
IS THE REPORT CONNECTED TO YOUR VB FOLDER THAT CONTAINS YOUR VB FILES AND PROJECT?
ARE YOU USING APP.PATH?
ERAN