Solution : https://service.sap.com/sap/support/notes/740483 (SAP Service marketplace login required)
Key words : 
patch level 14 reason, latest sdm version, sdm patch level 14, patch level 14, sdm version 1, version number, corrections contained, notes related, solution ensure, symptoms listed
Related Notes : 
       
| 740570 | |
| 740567 | |
| 740566 | |
| 532892 | Installing a new version of the Software Delivery Manager |