Diagnosis
You attempted to delete content providers that are assigned to at leastone research request. Only content providers without such referencescan be deleted.
Note that other research request can be available in the system, whichyou cannot see in your worklist within the BIC component "EditorialWorkbench". There can be the following reasons for this:

• The periodic activation is set for a request, but it has the status "on
hold" at present.

• A request is available in the system, but already completed.

System Response
Deletion of this content provider is blocked. The entries for thiscontent provider are changed to the color red and selected in theoverview screen.

Procedure
Make sure that the content providers you want to delete no longer arereferenced by a research request.