How To Fix V1339 - You cannot change the item number

V1339 - Overview

• Message type: E = Error

• Message class: V1 - Verkaufsbelegbearbeitung

• Message number: 339

• Message text: You cannot change the item number

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message V1339 - You cannot change the item number ?

  The SAP error message V1339, which states "You cannot change the item number," typically occurs in the context of sales documents, such as sales orders or delivery documents. This error indicates that the system does not allow changes to the item number of a line item in a document after it has been created. 
  
  Cause:
  
  Document Status: The document may be in a status that does not allow changes. For example, if the document has already been processed (e.g., delivered, invoiced), the item numbers are locked for changes.
  Item Number Assignment: The item number is often assigned based on the sequence defined in the system. Once an item is created, its number is fixed to maintain data integrity.
  Document Type Restrictions: Certain document types may have restrictions on changing item numbers due to business rules or configurations.
  
  
  Solution:
  
  Check Document Status: Verify the status of the document. If it has been processed, you may need