How To Fix /EACC/DMM065 - Only one data supply flow is permitted for journal &1

/EACC/DMM065 - Overview

• Message type: E = Error

• Message class: /EACC/DMM -

• Message number: 065

• Message text: Only one data supply flow is permitted for journal &1

Self-Explanatory Message

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/EACC/DMM065 - Details

• The SAP error message /EACC/DMM065 Only one data supply flow is permitted for journal &1 typically occurs in the context of the SAP Data Management and Analytics (DMM) module, particularly when dealing with journal entries and data supply flows.
  
  Cause:
  This error indicates that there is an attempt to assign multiple data supply flows to a single journal entry, which is not allowed. In SAP, a journal can only be linked to one data supply flow at a time. This restriction is in place to maintain data integrity and ensure that the journal entries are processed correctly.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Existing Data Supply Flows: Review the journal entry in question to see if there is already a data supply flow assigned to it. You can do this by navigating to the relevant journal entry in the SAP system.
  
  
  Remove Duplicate Data Supply Flow: If you find that there