How To Fix DMU126 - Alternative &1 from node &2 will be deleted the next time you save

SAP Error Message - Details

• Message type: E = Error

• Message class: DMU - Digital Mock Up (DMU)

• Message number: 126

• Message text: Alternative &1 from node &2 will be deleted the next time you save

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 DMU126 - Alternative &1 from node &2 will be deleted the next time you save ?

  The SAP error message DMU126 indicates that an alternative (or alternative item) associated with a specific node in a variant configuration scenario will be deleted the next time you save your changes. This message typically arises in the context of managing variant configuration in SAP, where alternatives are used to define different options or configurations for a product.
  Cause:
  The error message DMU126 can occur due to several reasons:
  
  Inconsistent Data: The alternative item may no longer be valid or consistent with the current configuration settings.
  Deletion of Alternatives: The alternative has been marked for deletion, either manually or due to changes in the configuration that render it obsolete.
  Configuration Changes: Changes made to the configuration model or the node structure may lead to the alternative being flagged for deletion.
  
  Solution:
  To resolve the DMU126 error, you can take the following steps:
  
  Review Alternatives: Check the alternatives associated with the specified node. Ensure that they are still valid and necessary for your configuration.
  Check Configuration Settings: Review the configuration settings and ensure that they align with the intended use of the alternatives. If an alternative is no longer needed, you can proceed with the deletion.
  Adjust Node Structure: If the node structure has changed, ensure that the alternatives are correctly linked to the new structure.
  Save Changes: If you confirm that the alternative should be deleted, you can proceed to save your changes. If you want to keep the alternative, you may need to adjust the configuration to prevent it from being flagged for deletion.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as CU01 (Create Configuration Profile), CU02 (Change Configuration Profile), or CU03 (Display Configuration Profile) to manage your variant configuration settings.
  Documentation: Refer to SAP documentation on variant configuration and alternative management for more detailed guidance on handling alternatives and nodes.
  Support: If the issue persists or if you are unsure about the implications of deleting an alternative, consider reaching out to your SAP support team or consulting with an SAP expert.
  
  By following these steps, you should be able to address the DMU126 error and manage your variant configuration effectively.