How To Fix DMEE323 - No active atoms defined for node &1

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 323

• Message text: No active atoms defined for node &1

What causes this issue?

For element &V1&, you have specified that mapping rules are to be
defined via atoms, but you have not created any atoms as subnodes to the
element.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DMEE323 - No active atoms defined for node &1 ?

  The SAP error message DMEE323 ("No active atoms defined for node &1") typically occurs in the context of the Data Medium Exchange Engine (DMEE) when generating payment files or other data formats. This error indicates that the specified node in the DMEE structure does not have any active "atoms" defined, which are the basic building blocks used to define the structure of the output file.
  Cause:
  
  Missing Atoms: The node specified in the error message does not have any associated atoms defined. Atoms are necessary for the DMEE to know what data to extract and how to format it.
  Incorrect Configuration: The DMEE tree structure may not be configured correctly, leading to nodes without any active atoms.
  Inactive Atoms: Atoms may exist but are not marked as active, meaning they won't be considered during the file generation process.
  
  Solution:
  
  
  Check DMEE Configuration:
  
  Go to the DMEE transaction (transaction code: DMEE).
  Locate the data medium format you are working with.
  Navigate to the specific node mentioned in the error message.
  Ensure that there are active atoms defined for that node.
  
  
  
  Define Atoms:
  
  If no atoms are defined, you will need to create them. Right-click on the node and select the option to add an atom.
  Define the necessary attributes for the atom, such as the data source, format, and any other relevant settings.
  
  
  
  Activate Atoms:
  
  If atoms are defined but inactive, ensure that they are activated. You can do this by selecting the atom and checking its status.
  Make sure that the "Active" checkbox is checked for each atom that you want to use.
  
  
  
  Validate the DMEE Tree:
  
  After making changes, validate the DMEE tree structure to ensure there are no other issues.
  Use the "Check" function in the DMEE transaction to identify any additional errors or warnings.
  
  
  
  Test the Output:
  
  Once you have made the necessary changes, try generating the output file again to see if the error persists.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for DMEE for detailed guidance on configuring data medium formats and understanding the structure of DMEE trees.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as DMEE for configuration and SE11 for data dictionary objects if you need to check underlying data structures.
  SAP Notes: Check SAP Notes for any known issues or patches related to DMEE that might address similar errors.
  
  By following these steps, you should be able to resolve the DMEE323 error and successfully generate your payment files or other data formats.