Diagnosis
You have tried to call a method in the interaction layer, without firstinitializing the interaction layer itself. Initialization is necessaryin order that specific parameters, such as the session handle of thesession in the processing layer below, are made known to this level.

System Response
It is not possible to call this method.

Procedure
If your coding triggered this error, call the INIT method of theinteraction layer (same class), before calling this method.
If this is not a result of your coding, contact your responsible systemadministrator or support organization.