How To Fix DMEE321 - No reference to other node specified for node &1

DMEE321 - Overview

• Message type: E = Error

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

• Message number: 321

• Message text: No reference to other node specified for node &1

English slightly rewritten.

What causes this issue?

You have not assigned a reference ID to node &V1&, so it cannot be
referenced from another tree node. For example, to transfer source
values from another node to node &V1&, you need to specify the
reference ID for node &V1&.

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?

Enter a reference ID.

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 DMEE321 - No reference to other node specified for node &1 ?

  The SAP error message DMEE321 ("No reference to other node specified for node &1") typically occurs in the context of the Data Medium Exchange Engine (DMEE) when configuring the DMEE tree for payment formats or other data export formats. This error indicates that a node in the DMEE tree is expected to reference another node, but no such reference has been defined.
  
  Cause:
  The error is caused by a configuration issue in the DMEE tree structure. Specifically, it occurs when:
  
  A node is defined in the DMEE tree that requires a reference to another node (for example, a parent or sibling node), but that reference has not been established.
  The node is set up to expect data from another node, but the necessary link or mapping is missing.
  
  
  Solution:
  To resolve the DMEE321 error, follow these steps:
  
  
  Check the DMEE Tree Configuration:
  
  Go to the DMEE transaction (usually transaction code DMEE).
  Open the relevant DMEE tree that is causing