SAP Message RSTRAN751 - Field &1 used in a rule does not exist in the target

Diagnosis
Field &V1& used in a rule no longer exists in the target, but it existedwhen the transformation was created.

System Response
The rule is marked as invalid and is deleted.

Procedure
If you need the rule, add the missing field to the target before saving.

1075466Error message - Status message when you call a transformtion