Sys.WebForms.PageRequestManagerServerErrorException: Error in File C:\Windows\TEMP\CrewChangeReport {6AD24715-A2E9-4AA4-B5B2-98864F95AA78}.rpt: Invalid mapping type value.

i am facing problem in crystal report..

i made some changes in crystal report...

and its working fine on my local machine.. but when i deploy the crystal report on production server it throws error

"Sys.WebForms.PageRequestManagerServerErrorException: Error in File C:\Windows\TEMP\CrewChangeReport {6AD24715-A2E9-4AA4-B5B2-98864F95AA78}.rpt: Invalid mapping type value."

i only added two fields in crysal report.. and added two parameters in database at last two positions.. so i didnt chnange the order

2. if i run same report with production database on my local machine again i am not any facing error..

but when i replace same crystal report on production it throws error.. please help me