How To Fix L4129 - Inventory number & cannot be changed (new selection required)

SAP Error Message - Details

• Message type: E = Error

• Message class: L4 - LVS inventory

• Message number: 129

• Message text: Inventory number & cannot be changed (new selection required)

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 L4129 - Inventory number & cannot be changed (new selection required) ?

  The SAP error message L4129, which states "Inventory number & cannot be changed (new selection required)," typically occurs in the context of inventory management and asset accounting. This error indicates that the system is unable to change the inventory number for a specific item because it is already assigned or locked in a particular context.
  Cause:
  
  Locked Inventory Number: The inventory number you are trying to change is currently locked or in use by another transaction or process.
  Incorrect Transaction Context: The transaction you are attempting to perform may not allow changes to the inventory number due to the current state of the item (e.g., it may be in a closed period or already posted).
  Data Consistency Issues: There may be inconsistencies in the data that prevent the system from allowing changes to the inventory number.
  
  Solution:
  
  Check Current Status: Verify the current status of the inventory number. Ensure that it is not locked or in use by another transaction.
  New Selection: If the inventory number is locked, you may need to perform a new selection or refresh the data to see if the inventory number can be changed after the lock is released.
  Review Transaction Type: Ensure that you are using the correct transaction type that allows for changes to the inventory number. Some transactions may have restrictions on changing certain fields.
  Consult Documentation: Review SAP documentation or help files related to the specific transaction you are using to understand any limitations or requirements.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert to investigate further.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with the relevant transaction codes related to inventory management and asset accounting, such as MIRO (Invoice Verification), MIGO (Goods Movement), or others that may be relevant to your process.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that could resolve the issue.
  User Permissions: Ensure that you have the necessary permissions to make changes to inventory numbers, as restrictions may be in place based on user roles.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.