Solution : https://service.sap.com/sap/support/notes/606737 (SAP Service marketplace login required)
Key words :
tools->internet options->languages, symptom data source, action completed succesfuly, terms datasource solution, make surethere
Related Notes :
| 448820 | EP 5.0: Central Note for EP-PIN-NAV (Navigation) |
| 448316 | EP5.0, EP6.0: Central Note - EP-UNI-SRV (Unification Server) |