Solution : https://service.sap.com/sap/support/notes/774592 (SAP Service marketplace login required)
Key words :
asp file returns html contencont withep5 tags, prerequisites unsupported functionality solution, -iview catcher rendered iviews, declared 'ep5 system', <dbhost host port>, html contentmight, iviewcatcher iviews, <dbhost host>, <dbhost port>, ep5 tagsdoesn'
Related Notes :
732461 | Migration of EP & KM from 5.0 to NW '04 - Central Note |