How To Fix M3535 - First specify the main EAN for the unit &

M3535 - Overview

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 535

• Message text: First specify the main EAN for the unit &

What causes this issue?

You have attempted to assign additional EANs to a unit of measure.
You have entered one or more EANs for the unit of measure but
not selected an EAN as the main EAN.

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?

Correct your entries by selecting one of the EANs as the main EAN.

Error message extract from SAP system. Copyright SAP SE.

M3535 - Details

• The SAP error message M3535 ("First specify the main EAN for the unit &") typically occurs in the context of material management, particularly when dealing with product master data and packaging information. EAN stands for European Article Number, which is a barcode standard used for identifying products.
  
  Cause:
  This error message usually arises when you are trying to perform an action related to a material that requires a main EAN to be specified, but it has not been set up in the material master data. The main EAN is essential for identifying the product in various processes, such as sales, inventory management, and logistics.
  
  Solution:
  To resolve this error, you need to ensure that the main EAN is specified for the material in question. Here are the steps to do this:
  
  
  Access Material Master Data:
  
  Go to the transaction code MM02 (Change Material) or MM01 (Create Material) in SAP.
  
  
  
  Select the Appropriate Views:
  
  Choose the relevant views that