Report run from controller class. I found “controller.parmArgs(_args);” was missing. That reason report threw this error.
Complete code will be similar.
contract.parmRecordId(invoiceJour.RecId); controller.parmArgs(_args); controller.parmReportName(ssrsReportStr(DSSCompletionCertificate, Design)); controller.parmShowDialog(false); controller.parmReportContract().parmRdpContract(contract); controller.startOperation();