SAP Message Q0311 - Strategy &1 is a multilevel strategy, signature is not permitted

Diagnosis
The strategy is defined as a multilevel strategy; this is not permittedfor the usage decision or physical-sample drawing. Only single-levelprocesses are permitted in these cases.

System Response
The digital signature cannot be executed.

Procedure
Change the signature process from a multilevel strategy to asingle-level strategy using transaction ELSIG00.