How To Fix TEM_MESSAGES_IN004 - External exposure &1 with origin &2 and source system &3 already exists

TEM_MESSAGES_IN004 - Overview

• Message type: E = Error

• Message class: TEM_MESSAGES_IN - Messages for TEM-IN Layer

• Message number: 004

• Message text: External exposure &1 with origin &2 and source system &3 already exists

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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Smart SAP Assistant

• What is the cause and solution for SAP error message TEM_MESSAGES_IN004 - External exposure &1 with origin &2 and source system &3 already exists ?

  The SAP error message TEM_MESSAGES_IN004 indicates that there is an attempt to create or register an external exposure that already exists in the system. This message typically arises in the context of SAP's Transportation Management (TM) or Event Management (EM) modules, where external exposures (like events or notifications) are tracked.
  
  Cause:
  The error occurs when:
  
  An external exposure with the same identifier (or key) already exists in the system.
  The system is trying to create a new entry that conflicts with an existing one based on the parameters provided (origin, source system, etc.).
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Entries:
  
  Use transaction codes related to the module you are working with (like /SCMTMS/EXPOSURE for TM) to search for existing external exposures.
  Look for entries that match the origin and source system specified in the error message.
  
  
  
  Modify or Delete Existing Entry:
  
  If you find an existing entry that is causing the conflict, you can