How To Fix DMEE420 - Node &1: Selected mapping procedure does not allow subnode &2.

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 420

• Message text: Node &1: Selected mapping procedure does not allow subnode &2.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMEE420 - Node &1: Selected mapping procedure does not allow subnode &2. ?

  The SAP error message DMEE420 indicates that there is an issue with the mapping procedure in the Data Medium Exchange Engine (DMEE) configuration. Specifically, it means that the selected mapping procedure does not permit the use of the specified subnode. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Mapping Procedure Restrictions: The mapping procedure you are using has restrictions on the nodes and subnodes that can be utilized. This could be due to the way the mapping is defined in the DMEE configuration.
  Incorrect Node/Subnode Configuration: The subnode you are trying to use may not be defined correctly or may not be allowed under the parent node in the mapping structure.
  Version Compatibility: If you are using an older version of the mapping procedure, it may not support certain subnodes that are available in newer versions.
  
  Solution:
  
  
  Check Mapping Procedure:
  
  Go to the DMEE configuration (transaction code DMEE).
  Review the mapping procedure you are using and ensure that it allows the subnode you are trying to use.
  If necessary, modify the mapping procedure to include the required subnode.
  
  
  
  Adjust Node/Subnode Structure:
  
  Verify the structure of your nodes and subnodes in the mapping. Ensure that the subnode is correctly defined under the appropriate parent node.
  If the subnode is not allowed, consider restructuring your mapping to comply with the restrictions.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation for DMEE to understand the limitations and requirements of the mapping procedures you are using.
  
  
  
  Testing:
  
  After making changes, test the mapping to ensure that the error is resolved and that the output is as expected.
  
  
  
  Seek Help from SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if you suspect a bug or a deeper configuration issue.
  
  
  
  Related Information:
  
  Transaction Codes: DMEE (for Data Medium Exchange Engine configuration).
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance on DMEE configurations.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the DMEE420 error and implement a solution to resolve it.