i solved my prob my self...
i have a solution...that fix up my problem
make a folder named "aspnet_client" anywhere on your HD
make another folder in that folder named "System_Web" again make a new folder in that("System_Web") named "2_0_50727"
open this path
now copy the folder named:CrystalReportWebFormViewer4
and paste it in your folder hierarchy as
Open IIS, select your website, right click and select create new
virtual directory. Named aspnet_client and give its path to your folder hierarchy...
now your website have a virtual directory named aspnet_client...
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