CrystalReport in vs 2010

Question

hello guys how r u ??

my question is that, i have create as web application with using crystal report 13 version
on localhost its run fine 

but when i am going to deploy on iis on server on XP window then its throw an exception this

Could not load file or assembly 'CrystalDecisions.ReportAppServer.ClientDoc, Version=13.0.2000.0, Culture=neutral, PublicKeyToken=692fbea5521e1304' or one of its dependencies. The system cannot find the file specified.

what does that mean can any body tell me what can i do for this ??


replyy soonn


Thanks