How To Fix /SCWM/MD136 - Only SCUs with type 1001 can be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/MD -

• Message number: 136

• Message text: Only SCUs with type 1001 can be changed

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 /SCWM/MD136 - Only SCUs with type 1001 can be changed ?

  The SAP error message /SCWM/MD136 Only SCUs with type 1001 can be changed typically occurs in the context of SAP Extended Warehouse Management (EWM) when there is an attempt to modify a Stock Control Unit (SCU) that is not of the type 1001. 
  Cause:
  
  SCU Type Restriction: The error indicates that the system is trying to change an SCU that is not of type 1001. In SAP EWM, SCUs are categorized into different types, and only those of type 1001 are allowed to be modified.
  Incorrect SCU Selection: The user may have selected an SCU that is either locked, in a different status, or simply not of the correct type for modification.
  Configuration Issues: There may be configuration settings in the system that restrict the modification of certain SCU types.
  
  Solution:
  
  Check SCU Type: Verify the type of the SCU you are trying to modify. You can do this by checking the SCU details in the system. Ensure that it is indeed of type 1001.
  Use Correct SCU: If the SCU is not of type 1001, you will need to select a different SCU that meets the criteria for modification.
  Review Configuration: If you believe the SCU should be modifiable, review the configuration settings in your SAP EWM system to ensure that the SCU types are set up correctly.
  Consult Documentation: Refer to SAP documentation or help resources for more details on SCU types and their characteristics.
  Contact Support: If the issue persists and you cannot identify the cause, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  SCU Types: Understanding the different types of SCUs and their purposes can help in managing inventory effectively in SAP EWM.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional insights.
  Transaction Codes: Familiarize yourself with transaction codes related to SCU management in SAP EWM, such as /SCWM/SCU for SCU maintenance.
  
  By following these steps, you should be able to resolve the error and continue with your operations in SAP EWM.