How To Fix /ISDFPS/OM200 - The external material group entered does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/OM -

• Message number: 200

• Message text: The external material group entered does not exist

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 /ISDFPS/OM200 - The external material group entered does not exist ?

  The SAP error message /ISDFPS/OM200 The external material group entered does not exist typically occurs when you are trying to use an external material group in a transaction or process, but the system cannot find a corresponding entry in the database. This can happen for several reasons, including:
  Causes:
  
  Incorrect Material Group: The external material group you are trying to use may have been entered incorrectly, either due to a typo or incorrect formatting.
  Material Group Not Defined: The external material group has not been defined in the system. This could be due to a lack of configuration or setup in the relevant SAP module.
  Data Synchronization Issues: If the external material group is supposed to be synchronized from another system (like a legacy system or another SAP instance), there may be issues with the data transfer.
  Authorization Issues: The user may not have the necessary authorizations to view or use the external material group.
  
  Solutions:
  
  Verify the Material Group: Check the external material group you entered for any typographical errors. Ensure that it matches the expected format and naming conventions.
  Check Configuration: Go to the relevant configuration settings in SAP to ensure that the external material group is defined. You can do this by navigating to the appropriate customizing transaction (e.g., SPRO) and checking the settings under Material Management or the specific module you are working with.
  Create the Material Group: If the external material group does not exist, you may need to create it. This can typically be done in the material master data settings.
  Data Synchronization: If the material group is supposed to be imported from another system, check the data transfer processes to ensure that they are functioning correctly.
  Check Authorizations: Ensure that the user has the necessary permissions to access and use the external material group. This may involve checking user roles and authorizations in the SAP system.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like MM01 (Create Material), MM02 (Change Material), or MM03 (Display Material) to check or create material groups.
  Customizing Path: The path to check or create material groups in the SAP customizing menu is usually found under:
  
  SPRO -> IMG -> Logistics - General -> Material Master -> Basic Settings -> Define External Material Group.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP documentation for further assistance.