Solution : https://service.sap.com/sap/support/notes/1633876 (SAP Service marketplace login required)
Key words :
arguments inside single quotation marks/apostrophe, trace file <sum>/sdt/trc/sum, /j2ee/standardsystem/centralinstance/j2eeengineinstancehost/hostname, <sum>/sdt/config directory, instance@j2eeengineinstancehost/hostname, running sps update, enhancement package installation, find existing line, trc generated, configuration file <
Related Notes :
| 1557404 | Central Note - Software Update Manager 1.0 SP02 [lmt_007] |