How To Fix /PLMI/AL_GSS_R2MR_SU057 - Production version &1 is already used in another synchronization unit

/PLMI/AL_GSS_R2MR_SU057 - Overview

• Message type: E = Error

• Message class: /PLMI/AL_GSS_R2MR_SU -

• Message number: 057

• Message text: Production version &1 is already used in another synchronization unit

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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 /PLMI/AL_GSS_R2MR_SU057 - Production version &1 is already used in another synchronization unit ?

  The SAP error message /PLMI/AL_GSS_R2MR_SU057 indicates that a production version is already being used in another synchronization unit. This typically occurs in the context of production planning and execution, particularly when dealing with production versions and synchronization units in SAP's Advanced Planning and Optimization (APO) or similar modules.
  
  Cause:
  
  Duplicate Usage: The production version you are trying to assign to a synchronization unit is already assigned to another synchronization unit. This can happen if multiple users are trying to assign the same production version simultaneously or if there is a configuration issue.
  Data Integrity: The system is designed to prevent the same production version from being used in multiple places to maintain data integrity and avoid conflicts in production planning.
  
  
  Solution:
  
  
  Check Existing Assignments: 
  
  Use transaction codes like /PLMI/AL_GSS_R2MR or relevant transaction codes in your SAP system to check which synchronization unit is currently using the production version.
  Identify the synchronization unit that is already using