How To Fix EG122 - Cannot change registration ID as group material &1 is blocked by &2

SAP Error Message - Details

• Message type: E = Error

• Message class: EG - IS-U device management

• Message number: 122

• Message text: Cannot change registration ID as group material &1 is blocked by &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message EG122 - Cannot change registration ID as group material &1 is blocked by &2 ?

  The SAP error message EG122 indicates that you are trying to change the registration ID of a group material, but the operation cannot be completed because the group material is currently blocked by another user or process. This typically occurs in the context of materials management or inventory management within SAP.
  Cause:
  
  Blocked Material: The group material is blocked for changes due to a lock set by another user or process. This could be due to ongoing transactions, such as inventory adjustments, or other operations that require the material to be in a stable state.
  User Lock: Another user might be editing the material or has it locked for some reason, preventing you from making changes.
  System Lock: The system might have a lock in place due to a background job or a transaction that is currently being processed.
  
  Solution:
  
  Check Locks: Use transaction code SM12 to check for any locks on the material. You can look for the user who has locked the material and determine if it is safe to proceed.
  Wait and Retry: If the lock is temporary (e.g., due to another user), you may need to wait until the other user completes their transaction and releases the lock.
  Contact the User: If you identify a user who has locked the material, you can reach out to them to see if they can release the lock or if they are done with their changes.
  System Administrator: If you cannot resolve the issue, contact your SAP system administrator. They can help identify the cause of the lock and may have the ability to release it if necessary.
  Review Background Jobs: Check if there are any background jobs that might be locking the material. You can use transaction code SM37 to review the job logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to check locks), SM37 (to check background jobs), and MM02 (to change material data).
  User Roles: Ensure that you have the necessary permissions to change the registration ID of the material.
  Documentation: Review SAP documentation or help files related to material management and locking mechanisms for more detailed information.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.