SAP Message TU758 - Subtransactions have different communication relevance

Diagnosis
Some participating subtransactions are relevant for communication duringdata exchange, some are not.
Either all or none of the participating transactions must be relevantfor communication.

System Response
INCLUDE ISU_VERARB OBJECT DOKU ID TX

Procedure
Check the entries in the table TEFKTVOSBILL (Contract A/R and A/P itemsto be transfered for IDoc bill).