SAP Message 0T109 - There is a conflicting delivery with &1.&2 to &3

Diagnosis
The delivery could not be created, since it conflicts with the deliveryfrom &V1&.&V2& to &V3&.

System Response
Operation was terminated.

Procedure
Only create deliveries that do not have sources and targets thatcoincide. The conflict can also occur in the subsequent target group.