Calendar parameter stops working after installing CR run-time for .NET on the CR Server.
Reproducing the Issue
Install the Crystal Reports Runtime over Crystal Reports Server XI R2.
The file present in the prompting folder present at the location "installed directory\Program Files\Business Objects\common\3.5\crystalreportviewers115\prompting" is corrupted.
First take a back up the prompting folder and then replace the prompting folder with the folder present at your end.
Restart the IIS.
KBA , BI-RA-CR , Crystal Reports designer or Business View Manager , Problem
Crystal Reports Server XI R2