How To Fix MI_MSD055 - MCD already being processed by user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MI_MSD - MI: Mobile Solution Descriptor (MSD) Messages

• Message number: 055

• Message text: MCD already being processed by user &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MI_MSD055 - MCD already being processed by user &1 ?

  The SAP error message MI_MSD055, which states "MCD already being processed by user &1," typically occurs in the context of Material Management (MM) or Inventory Management (IM) when a user attempts to process a Material Document (MCD) that is already being processed by another user. This can happen in various scenarios, such as during goods movements, inventory counts, or other transactions that involve material documents.
  Cause:
  
  Concurrent Processing: The most common cause of this error is that the material document is currently locked by another user. This can happen if two users are trying to process the same document simultaneously.
  Session Issues: Sometimes, a user may have an open session that is still processing the document, leading to a lock.
  System Configuration: In some cases, system settings or configurations may lead to unexpected locking behavior.
  
  Solution:
  
  Wait and Retry: If you encounter this error, the simplest solution is to wait for a few moments and then try to process the document again. The lock may be released once the other user completes their transaction.
  Identify the Lock: If the issue persists, you can use transaction code SM12 to check for locks on the material document. This transaction allows you to see which user is currently holding the lock.
  
  If you have the necessary authorizations, you can also release the lock if you determine that the other user is not actively processing the document.
  
  
  Communicate with Users: If you identify that another user is processing the document, communicate with them to coordinate the processing of the document.
  Check for Background Jobs: Sometimes, background jobs may also hold locks. Check transaction SM37 to see if any background jobs are running that might be affecting the document.
  Review System Configuration: If this error occurs frequently, it may be worth reviewing the system configuration and user roles to ensure that they are set up correctly to minimize locking issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view and manage locks) and SM37 (to monitor background jobs).
  User Authorizations: Ensure that users have the appropriate authorizations to avoid unnecessary locks.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to Material Management and Inventory Management for best practices on handling material documents.
  
  If the problem persists after trying these solutions, it may be necessary to consult with your SAP Basis team or SAP support for further assistance.