Crystal Report on Windows 7 64 bit.

Hello Sir/Madam
I have a project in VB.NET which is based on HPMS. In this project there are lots of reports.Its work fine.. When i run this project on 32 bit operating system its work fine and print reports but whenever i want to run this project on windows7(64bit) operating system. then my print button not works (it means when i click this button nothing happen).
1.. I have also build this project on x86 platform

2.. I have reference of
crystaldecision.crystalreport.engine
crystaldecision.design
crystaldecision.ReportSource
crystaldecision.Shared

What Should i do to run This project on Windows7 (64bit) operating System.