Error in Crystal Database Connector

While Compiling the Crystal Reports,i facing the error,

"Prompting failed with the following error message:'List of Values failure:fail to get values.[Cause of error; Error in File UNKNOWN.RPT:
Filed to create the Crystal Database Connector.]'
Error source: prompt.dll error code:0x8004380D"

Can anybody give me the solution!

I have reinstalled and repaired my Crystal Report Application.But i stll getting the above error.....