How To Fix V1397 - Invalid schedule line numbers in schedule line processing: &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: V1 - Verkaufsbelegbearbeitung

• Message number: 397

• Message text: Invalid schedule line numbers in schedule line processing: &1 &2

What causes this issue?

While processing the schedule line, the system found an inconsistency
in the program.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Record what you have done so that we can reproduce the example and
inform your system administrator. Because this is caused by a program
error, SAP should also be informed.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message V1397 - Invalid schedule line numbers in schedule line processing: &1 &2 ?

  The SAP error message V1397, "Invalid schedule line numbers in schedule line processing: &1 &2," typically occurs in the context of sales and distribution (SD) when there is an issue with the schedule lines associated with a sales order or delivery. This error indicates that the system has encountered an invalid or inconsistent schedule line number during processing.
  Causes:
  
  Incorrect Schedule Line Number: The schedule line number referenced in the transaction does not exist or is not valid for the given sales order or delivery.
  Data Inconsistency: There may be inconsistencies in the data, such as missing or incorrectly assigned schedule lines.
  Changes in Document: If there have been changes made to the sales order or delivery after the schedule lines were created, it may lead to this error.
  Custom Development: If there are custom programs or enhancements that manipulate schedule lines, they may introduce errors.
  
  Solutions:
  
  Check Schedule Line Numbers: Verify the schedule line numbers in the sales order or delivery. Ensure that they are correctly assigned and exist in the system.
  Recreate Schedule Lines: If the schedule lines are invalid, you may need to delete and recreate them. This can often resolve inconsistencies.
  Review Changes: If changes were made to the sales order or delivery, review those changes to ensure they did not inadvertently affect the schedule lines.
  Check for Custom Code: If there are any custom developments or enhancements, review the code to ensure it is functioning correctly and not causing the error.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Debugging: If the issue persists, consider debugging the transaction to identify where the error is occurring in the processing logic.
  
  Related Information:
  
  Transaction Codes: You may encounter this error in transactions such as VA01 (Create Sales Order), VA02 (Change Sales Order), or VL01N (Create Outbound Delivery).
  Schedule Line Categories: Familiarize yourself with the different schedule line categories and their configurations in the system, as they can affect how schedule lines are processed.
  SAP Documentation: Refer to SAP Help documentation for detailed information on schedule line processing and error handling in the SD module.
  
  If the issue continues after trying the above solutions, it may be beneficial to involve your SAP support team or consult with an SAP expert for further assistance.