xp and crystal

hello,
I have an application that is running OK on win 98 and winXP
It’s a VB 6.0 and Crystal Report.
When I tried to used it on Windows XP, every think was OK, but when it come to showing reports I got File Not Found in the CRViewer.
I tried toversions f Crystal the same problem, noting that I have the database in the correct position.
Please help me in this.