SAP Message R3030 - Incomplete control parameter for commmunication with the BW system

Diagnosis
The control parameters for communication with the BW server are notcomplete. A BW PlugIn upgrade could be the cause of the problem.

Procedure
Depending on the Release of the BW server, proceed as follows:
BW Server Release 1.2B: Source system: Update InfoSource metadata
BW Server Release >= 2.0A: Source system: Activate