How To Fix M2724 - Communications structures already exist for event & (TMC20)

M2724 - Overview

• Message type: E = Error

• Message class: M2 - LIS: Generating and updating info structures

• Message number: 724

• Message text: Communications structures already exist for event & (TMC20)

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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M2724 - Details

• The SAP error message M2724, which states "Communications structures already exist for event & (TMC20)," typically occurs in the context of the SAP system's handling of communication structures related to event management or transaction management. This error indicates that there is an attempt to create or modify a communication structure that already exists for a specific event.
  
  Cause:
  
  Duplicate Communication Structures: The error is often caused by an attempt to create a communication structure for an event that already has an existing structure defined in the system.
  
  Configuration Issues: There may be issues in the configuration settings where the system is not correctly recognizing existing structures.
  Data Consistency Issues: There could be inconsistencies in the database or application layer that lead to the system believing that a structure does not exist when it actually does.
  
  
  Solution:
  
  
  Check Existing Structures: 
  
  Use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to check if the communication structure