Error during rendering of region "Catalog".

ORA-01000: maximum open cursors exceeded ORA-06512: at "APEX_050100.WWV_FLOW_ID", line 41 ORA-06512: at "APEX_050100.WWV_FLOW_WS_RPTS_T1", line 8 ORA-04088: error during execution of trigger 'APEX_050100.WWV_FLOW_WS_RPTS_T1'