SAP Message WC011 - No final correct transmission has taken place

Diagnosis
The purpose of the change version is to analyze, prepare and send allthe changes that have taken place since the last correct transmission.The last correct transmission involves initialization versions andchange versions, not direct requests.
In this case, no correct initialization version has yet taken place.

System Response
No change version can be carried out.

Procedure
1. Carry out another initialization (report program: RWDPOSIN).
2. Display the status records for this POS outbound using transaction
WPER.
3. Display the error log for each incorrect status item line and correct
the errors that are listed there.
4. In the status item display screen, press the 'Repeat download' key to
prepare the incorrect records for download again.
5. If incorrect status item lines occur again, repeat steps 3 to 5.