Connection area BI is inconsistent and cannot be activated

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

What causes this issue?

Connection area BW still contains links to obsolete document classes
BW_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.

How to fix this error?

Repair connection area BW in DMWB under document area BW. Delete all
instances of document class BW_LO_HIER and BW_PH_HIER. Activate the
connection area again.
Afterwards, you have to repair the documents again and enter the correct
root directory. To do this, execute transaction RSRV. Choose "All
Elementary Tests" -> "Documents" -> "Check Root Directories - Existence
and Assignment of All Documents".

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.