Solution : https://service.sap.com/sap/support/notes/1667679 (SAP Service marketplace login required)
Key words :
terms db2udb db6 dbacockpit objects_objref_not_assigned cl_db6_dbh_collector==========cp cl_db6_dbh_collector==========cm010if_dba_dbh_collector~get_src reason, screen configuration->data collection framework->collector configuration, class cl_db6_cbh_collector method get_src, prerequisites program error solution, objects_objref_not_assigned runtime error, start dba cockpit, relevant support package, error occurs, advance correction, correction instructions
Related Notes :
1456402 | DB6: DBA Cockpit Corrections for SAP Basis 7.02/7.30/7.31 |