Solution : https://service.sap.com/sap/support/notes/1532677 (SAP Service marketplace login required)
Key words :
sap systems apply downtime optimized support package stacks, updating sap netweaver-based systemsthe software update manager, updating sap netweaver-based systemsyou run, sap solution manageryou run cts plugin 100, lower releases install enhancement packages, supported sap application product releases, latest sl toolset support package, supported sap solution manager releases, sap enhancement package installer, manageable sap application releases
Related Notes :
1589311 | Replacements of outdated tools via SL Toolset |
1563579 | Central Release Note for Software Logistics Toolset 1.0 |
1533059 | Installing the SAP CTS plug-in |