How To Fix STGR151 - Assignment Plant &1, reference plant &2, class &3 exist

SAP Error Message - Details

• Message type: E = Error

• Message class: STGR - Hold store grouping messages

• Message number: 151

• Message text: Assignment Plant &1, reference plant &2, class &3 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.

Unfortunately, there isn't any extra information in this error notice.

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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 STGR151 - Assignment Plant &1, reference plant &2, class &3 exist ?

  The SAP error message STGR151 indicates that there is an issue with the assignment of a plant to a reference plant in the context of classification. This error typically arises when you are trying to assign a plant to a classification system, but the assignment already exists or is not properly configured.
  Cause:
  
  Duplicate Assignment: The plant you are trying to assign is already assigned to the reference plant in the classification system.
  Configuration Issues: There may be issues in the configuration of the classification system or the plants involved.
  Data Inconsistencies: There could be inconsistencies in the master data related to the plants or classes.
  
  Solution:
  
  
  Check Existing Assignments: 
  
  Go to the classification system and check if the plant &1 is already assigned to the reference plant &2. If it is, you may not need to create a new assignment.
  
  
  
  Remove Duplicate Assignments: 
  
  If you find that the assignment already exists and you need to change it, you may need to remove the existing assignment before creating a new one.
  
  
  
  Review Configuration: 
  
  Ensure that the configuration for the classification system is set up correctly. This includes checking the settings for the plants and classes involved.
  
  
  
  Data Consistency Check: 
  
  Run consistency checks on the master data to ensure there are no discrepancies that could be causing the error.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or help resources for specific steps related to your version of SAP, as the process may vary slightly.
  
  
  
  Contact Support: 
  
  If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CL02 (Change Class) or CL03 (Display Class) to manage class assignments.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  User Authorizations: Ensure that you have the necessary authorizations to make changes to the classification system and plant assignments.
  
  By following these steps, you should be able to resolve the STGR151 error and successfully manage your plant and reference plant assignments in SAP.