Diagnosis
Connection area BW still contains links to obsolete document classesBW_LO_HIER and BW_PH_HIER.

System Response
The correct root directory cannot be entered for transported documents.Documents cannot be accessed using HTTP(S) or WEBDAV.

Procedure
Repair connection area BW in DMWB under document area BW. Delete allinstances of document class BW_LO_HIER and BW_PH_HIER. Activate theconnection area again.
Afterwards, you have to repair the documents again and enter the correctroot directory. To do this, execute transaction RSRV. Choose "AllElementary Tests" -> "Documents" -> "Check Root Directories - Existenceand Assignment of All Documents".