How To Fix T1029 - Due date must be after start of term

SAP Error Message - Details

• Message type: E = Error

• Message class: T1 - Financial instruments

• Message number: 029

• Message text: Due date must be after start of term

What causes this issue?

The date that you have selected for the first due date is before the
start of the term.

How to fix this error?

Correct your entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message T1029 - Due date must be after start of term ?

  The SAP error message T1029, "Due date must be after start of term," typically occurs in the context of financial transactions, particularly when dealing with payment terms, billing, or contract management. This error indicates that the due date you are trying to set or process is earlier than the start date of the term defined in the system.
  Cause:
  
  Incorrect Due Date: The due date entered is before the start date of the billing term or contract.
  Configuration Issues: There may be issues with how the payment terms or billing cycles are configured in the system.
  Data Entry Errors: Manual entry errors can lead to incorrect dates being inputted.
  
  Solution:
  
  Check Dates: Verify the due date you are trying to enter. Ensure that it is set to a date that is after the start date of the term.
  Review Payment Terms: Go to the payment terms configuration in SAP and check the defined start and end dates. Make sure they align with your intended due date.
  Adjust Dates: If necessary, adjust either the due date or the start date of the term to ensure compliance with the system's requirements.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the configuration of payment terms and billing cycles.
  User Training: Ensure that users entering data are trained on the importance of date entries and the implications of incorrect data.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like OBB8 (for payment terms) or FBL1N (for vendor line items) to review and adjust settings.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Support: If the issue persists after checking the above, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to resolve the T1029 error and ensure that your due dates are correctly aligned with the terms defined in your SAP system.