Solution : https://service.sap.com/sap/support/notes/1612679 (SAP Service marketplace login required)
Key words : 
unselecting 'set fqdn, latest sapinst patch, terms sapinst, fqdn reason, installation/upgrade, reverse lookup, prerequisites due, programming error, wrongly interpreted, sap system'
Related Notes : 
       
| 929929 | Latest SAPinst Patch |