Solution : https://service.sap.com/sap/support/notes/920490 (SAP Service marketplace login required)
Key words :
configured expiration/idle time, web dynpro based iviews, web dynpro hotfix, session expired message, sap j2ee engines, sap j2ee engine, sap portal patch, sap portal server, asynchronous http requests, apply netweaver 2004 sp17
Related Notes :
| 921213 | NW04: Central Note for Portal SP17 |
| 920337 | NW04: Central Note for Portal SP16 |
| 825464 | EP 6.0 on NW 04 Central Note for EP-PIN-AI (App.Integration) |