How To Fix RDM_OPT_OUTBOUND004 - The default sales unit of measure &1 of material &2 has no main EAN

SAP Error Message - Details

• Message type: E = Error

• Message class: RDM_OPT_OUTBOUND - Price Optimization: Messages for Outbound Interfaces

• Message number: 004

• Message text: The default sales unit of measure &1 of material &2 has no main EAN

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RDM_OPT_OUTBOUND004 - The default sales unit of measure &1 of material &2 has no main EAN ?

  The SAP error message RDM_OPT_OUTBOUND004 indicates that the default sales unit of measure (UoM) for a specific material does not have a main European Article Number (EAN) assigned to it. This can lead to issues when trying to process sales orders, deliveries, or other logistics-related transactions that require EANs for identification.
  
  Cause:
  
  Missing EAN Assignment: The primary cause of this error is that the material's default sales unit of measure does not have a main EAN assigned in the material master data.
  Incorrect Configuration: There may be a configuration issue in the material master setup, where the EAN is not properly linked to the sales unit of measure.
  Data Inconsistency: There could be inconsistencies in the data, such as changes made to the material master that were not properly updated.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03).
  Enter the material number and select