RMS 10.5 & RMS 10.5.1
If you generate a report for export as .csv using the RMS UI, "TextBox ..." will appear in the column headings.
Names of text boxes in rdl reports were replaced by using of special script, rdl file need to be replaced and imported into SSRS server.
Full set of reports in folder RMSReporting
NOTE: MAKE SURE YOU HAVE NO CUSTOMIZED REPORTS BEFORE OVERWRITING/DELETING OF EXISTING REPORTS