SAP Message C$242 - Secondary data function &1 is not active

Diagnosis You cannot use the function &V1& that you selected to determine or checksecondary data since the function module assigned in Customizing is notavailable or not active in the SAP system. System Response INCLUDE EHS_NA_NO_MAINTAIN OBJECT DOKU ID TX Procedure INCLUDE EHS_NA_ADMIN OBJECT DOKU ID TX Procedure for System Administration INCLUDE EHS_NA_CHECK_CUSTOMIZING OBJECT DOKU ID TX