SAP Message TU746 - Period of more than 12 months between start and end date of payment plan

Diagnosis
The start and end dates of the payment plan are determined from thetransferred due dates when migrating the payment plans. The start dateV2 and end date v3 are determined for contract v1. there is aperiod of 12 months between these two dates. This is not permissible.
INCLUDE ISU_VERARB OBJECT DOKU ID TX

Procedure
Check your migration data and change it accordingly.