Solution : https://service.sap.com/sap/support/notes/667046 (SAP Service marketplace login required)
Key words :
content admin->iviews content admin->page->edit, \inetpub\wwwroot\sapportal\sapportal\, symptom iviews list, \inetpub\wwwroot\sapportal, \inetpub\wwwroot\sapportal\, desired full path, ep5 sp6 hotfix 1, pages->personalize page, iis administration environment, default web site'
Related Notes :
| 596221 | Central Note for Enterprise Portal 5.0 SP 5 |