Solution : https://service.sap.com/sap/support/notes/1551700 (SAP Service marketplace login required)
Key words :
ajax framework page menu items, provided ajax framework page, technical hidden iview container, portal_content/every_user/general/defaultajaxframeworkcontent/, translation work list due, copied afp widgets iview, ajax framework page, afp menu items, afp widgets iview, page' => 'delta link'
Related Notes :
1531306 | Central Note for NetWeaver 7.30 EP / EPC |
1498875 | Ajax Framework Page - Issues detected in SAP NetWeaver 7.30 |