Solution : https://service.sap.com/sap/support/notes/1142632 (SAP Service marketplace login required)
Key words : 
runtime errors         dbif_rsql_sql_error  exception              cx_sy_open_sql_db  abap program, ehpi/java/patch/data_units/um_java_control_max/configif, nw        erp          scm/srm/crm    sap kernel  7, /usr/sap/<sid>/ehpi/abap/exe, ehp5 sap scm/srm/crm 7, 0 enhancement package 5- sap scm/srm/crm 7, require approximately 60gb free space, sapehpi -vversion  patch level  remark710-1    --, /    important general information               ii/   errors, <sid>adm operating system user
Related Notes : 
       
| 1617578 | Incorrect results for selects with correlated subquery | 
| 1557404 | Central Note - Software Update Manager 1.0 SP02 [lmt_007] | 
| 1537078 | Central Note - Software Update Manager 1.0 SP01 [lmt_006] | 
| 1447663 | SQL error -4005 for dbdd_get_size (MaxDB 7.8) | 
| 817463 | Addtnl info for upgrade to SAP NetWeaver 7.0x ABAP: MaxDB |