Crystal Reports are not Showing On Windows 07

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C#2.0

C#

Hello,
I have Developed a win form application its a Inventory Solution which have so many number of reports.I have Create a set up of my application.This Setup installed on Win Xp,Win-07 32 bit and Win 07-64 bits
On Xp my application runs smoothly and shows reports,On windows 07 applications runs smoothly but when tried to open report it will throw Following Error...i have searched a lot but not get any specific solution(I have included all dlls of Crystal Decisions in set up project)

"System.TypeInitializationException: The type initializer for 'CrystalDecisions.CrystalReports.Engine.ReportDocument' threw an exception. ---> System.IO.FileNotFoundException: Could not load file or assembly 'CrystalDecisions.ReportAppServer.CommLayer, Version=10.2.3600.0, Culture=neutral, PublicKeyToken=692fbea5521e1304' or one of its dependencies. The system cannot find the file specified.<br />
File name: 'CrystalDecisions.ReportAppServer.CommLayer, Version=10.2.3600.0, Culture=neutral, PublicKeyToken=692fbea5521e1304'<br />
   at CrystalDecisions.CrystalReports.Engine.ReportDocument..cctor()"

What to do to overcome this problem? please help.