How To Fix DMEE124 - Format-specific structure changed: check mapping assignments

DMEE124 - Overview

• Message type: E = Error

• Message class: DMEE - Messages for Data Medium Exchange Engine

• Message number: 124

• Message text: Format-specific structure changed: check mapping assignments

What causes this issue?

You are changing or deleting the format-specific structure that has
been assigned to the format tree. By doing this, mapping assignments
could become invalid.

System Response

The system generates a new set of possible source fields (source field
inventory).

How to fix this error?

Check whether fields from the deleted structure were used as source
fields. If necessary, change these mapping assignments.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DMEE124 - Format-specific structure changed: check mapping assignments ?

  The SAP error message DMEE124 indicates that there has been a change in the format-specific structure of the Data Medium Exchange (DMEE) mapping. This typically occurs when the underlying structure of the data format you are using has been modified, which can lead to inconsistencies in the mapping assignments.
  
  Cause:
  
  Change in Format Structure: The format you are using for data exchange (e.g., SEPA, DTAUS) has been updated or modified, which may include changes in fields, data types, or the overall structure.
  Mapping Assignments: The mapping assignments in the DMEE tree may not align with the new structure, leading to this error.
  Versioning Issues: If you are using a different version of the DMEE format than what is expected, this can also trigger the error.
  
  
  Solution:
  
  Check Format-Specific Structure: Review the documentation or specifications for the format you are using to understand the changes that have been made.
  Update Mapping Assignments:
  Go to the DMEE mapping transaction (usually