How To Fix /CWM/MM088 - You can no longer change the order unit of measure

SAP Error Message - Details

• Message type: E = Error

• Message class: /CWM/MM -

• Message number: 088

• Message text: You can no longer change the order unit of measure

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 /CWM/MM088 - You can no longer change the order unit of measure ?

  The SAP error message /CWM/MM088 You can no longer change the order unit of measure typically occurs when you attempt to change the order unit of measure for a material that has already been processed in a way that prevents further changes. This can happen in various scenarios, such as when the material has been used in a purchase order, production order, or has been delivered.
  Cause:
  
  Material Status: The material may have been processed in a way that locks the order unit of measure, such as being part of a completed purchase order or production order.
  Document Flow: If there are existing documents (like purchase orders, sales orders, or stock transfers) that reference the material, the system will prevent changes to the order unit of measure.
  Configuration Settings: Certain configuration settings in the material master or related modules may restrict changes to the order unit of measure after certain transactions have occurred.
  
  Solution:
  
  Check Document Flow: Review the document flow for the material to see if there are any open or completed documents that reference the material. If there are, you may need to reverse or delete those documents before changing the order unit of measure.
  Material Master Maintenance: If the material is not yet used in any transactions, you can try to change the order unit of measure in the material master record. Ensure that you have the necessary authorizations to make changes.
  Consult with SAP Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting SAP documentation for further guidance.
  Use Transaction Codes: You can use transaction codes like MM02 (Change Material) to attempt to change the order unit of measure, but ensure that the material is not locked by any existing transactions.
  
  Related Information:
  
  Material Master Data: Understanding how material master data is structured and maintained in SAP can help in troubleshooting issues related to unit of measure.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material).
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide specific fixes or workarounds.
  User Authorizations: Ensure that you have the necessary authorizations to make changes to the material master.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.