How To Fix SAPLWOSL121 - The item category cannot be changed in items &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SAPLWOSL - Store WB: IAC Consumer Order, Items

• Message number: 121

• Message text: The item category cannot be changed in items &1

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SAPLWOSL121 - The item category cannot be changed in items &1 ?

  The SAP error message SAPLWOSL121 indicates that the item category for a specific item in a document (like a sales order, purchase order, or delivery) cannot be changed. This typically occurs when the item has already been processed in a way that locks the item category, such as being part of a completed transaction or having certain status flags set.
  Causes:
  
  Document Status: The document may have already been processed (e.g., delivered, invoiced), which prevents changes to the item category.
  Item Category Determination: The item category may be determined based on specific criteria (like material type, sales organization, etc.) and changing it could violate business rules.
  Customizations: Custom configurations in the system may restrict changes to item categories under certain conditions.
  Dependencies: There may be dependencies on other items or documents that prevent the change.
  
  Solutions:
  
  Check Document Status: Verify if the document is still in a modifiable state. If it has been completed (e.g., delivered or invoiced), you may need to create a new document or reverse the existing one.
  Review Item Category Settings: Check the configuration for item categories in the relevant customizing settings (transaction code: SPRO). Ensure that the item category is appropriate for the item and the document type.
  Use a New Item: If changing the item category is not possible, consider creating a new item with the desired item category and transferring any necessary data.
  Consult with SAP Support: If the issue persists and you believe it should be changeable, consult with your SAP support team or refer to SAP Notes for any known issues or patches related to this error.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like VA02 (Change Sales Order), ME22N (Change Purchase Order), or VL02N (Change Outbound Delivery) to access the document and check its status.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to item categories and their determination to understand the rules governing changes.
  
  By following these steps, you should be able to diagnose the issue and determine the best course of action to resolve the error message SAPLWOSL121.