How To Fix L3A021 - Data inconsistency between TO item data and serial numbers

SAP Error Message - Details

• Message type: E = Error

• Message class: L3A - Messages on Transfer Order Kernel

• Message number: 021

• Message text: Data inconsistency between TO item data and serial numbers

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message L3A021 - Data inconsistency between TO item data and serial numbers ?

  The SAP error message L3A021, which indicates "Data inconsistency between TO item data and serial numbers," typically arises in the context of handling transfer orders (TO) in the Warehouse Management (WM) module. This error suggests that there is a mismatch between the transfer order item data and the serial number data associated with that item.
  Causes:
  
  Serial Number Assignment Issues: The serial numbers assigned to the items in the transfer order do not match the expected serial numbers in the system.
  Data Entry Errors: Manual entry errors during the creation of transfer orders or during the assignment of serial numbers can lead to inconsistencies.
  Changes in Master Data: Changes in the material master or serial number profiles after the transfer order was created can lead to inconsistencies.
  Incomplete or Incorrect Configuration: Configuration settings related to serial number management or transfer order processing may not be set up correctly.
  System Bugs or Inconsistencies: Occasionally, bugs in the SAP system or inconsistencies in the database can lead to this error.
  
  Solutions:
  
  Check Serial Number Assignment: Verify that the serial numbers assigned to the transfer order items are correct and correspond to the items in the system.
  Review Transfer Order Data: Examine the transfer order for any discrepancies in item data, such as quantity, serial number, or material number.
  Recreate the Transfer Order: If the transfer order is found to be incorrect, consider deleting and recreating it with the correct data.
  Update Master Data: Ensure that the material master and serial number profiles are correctly configured and up to date.
  Use Transaction Codes: Utilize transaction codes like LT03 (Create Transfer Order) or LT12 (Confirm Transfer Order) to check and confirm the transfer order details.
  Consult SAP Notes: Check for any relevant SAP Notes that may address known issues or bugs related to this error message.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for further assistance, especially if it appears to be a system bug.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP WM, such as LT01 (Create Transfer Order), LT02 (Change Transfer Order), and LT03 (Display Transfer Order).
  Serial Number Management: Understand how serial number management works in SAP, including the configuration of serial number profiles and the assignment process.
  Documentation: Refer to SAP documentation and user guides for detailed information on handling transfer orders and serial numbers.
  
  By following these steps, you should be able to identify and resolve the inconsistency causing the L3A021 error in SAP.