SAP Message VHURL307 - Old transmissin number has been filled

Diagnosis
The old transmission number (Field: TRMOLD, Segment:E1EDK40) is not initial.

System Response
Inbound processing terminated in mode In the background.However, further processing is possible in mode In the foreground
.

Procedure
For the first transmission of account statements, the old transmissionnumber must be initial or '0' for the following parameters:
- PartnerNo, PartType, PartRole : &V1&
- Log.Message, MessVar, MessFct : &V2&
- Direction, Test : &V3&
Edit the IDoc in the workflow inbox. Initialize the IDoc fieldTRMOLD (Segment: E1EDK40) and process the IDoc again (inthe background).
Alternatively, you can process the IDoc unchanged in mode in theforeground (online).
If you do not want inbound processing to terminate as a result of teexternal transmission number consistency check, set automaticprocessing allowed in Customizing.