How To Fix MH164 - No variants EANs can be entered or displayed for unit & + EAN category &

SAP Error Message - Details

• Message type: E = Error

• Message class: MH - Maintain Material Master Data (Retail)

• Message number: 164

• Message text: No variants EANs can be entered or displayed for unit & + EAN category &

What causes this issue?

You wanted to do one of the following:
Assign new EANs externally for the variants of the generic material and
unit of measure
Display any EANs for a unit of measure and a specified EAN category
However, either the unit of measure has not been maintained for the
variants, or, if a unit of measure exists, none of the existing EANs is
of the EAN category specified.

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?

Check whether the variants of the generic material have the unit of
measure specified by you or have EANs with the specified EAN category.
This requires you to directly call up the dialog for maintaining
variants.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MH164 - No variants EANs can be entered or displayed for unit & + EAN category & ?

  The SAP error message MH164 indicates that there are no variants of EANs (European Article Numbers) that can be entered or displayed for a specific unit and EAN category. This error typically arises in the context of material management or inventory management when dealing with product variants and their associated EANs.
  Cause:
  
  Missing EAN Variants: The primary cause of this error is that the system does not have any EAN variants defined for the specified unit of measure and EAN category.
  Incorrect Configuration: The EAN category may not be properly configured in the system, or the material master data may not have the necessary EAN information.
  Data Entry Issues: There may be an issue with how the data is being entered, such as using an incorrect unit of measure or EAN category.
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record for the relevant material and check if EANs are defined under the appropriate views (e.g., Basic Data, Sales, or Purchasing).
  Ensure that the EAN category is correctly assigned and that the EANs are properly maintained.
  
  
  
  Maintain EAN Variants:
  
  If EANs are missing, you can add them by navigating to the material master and entering the required EANs for the specific unit of measure and EAN category.
  Use transaction code MM02 to modify the material master and add the necessary EANs.
  
  
  
  Check EAN Category Configuration:
  
  Verify that the EAN category is correctly configured in the system. This can be done through the configuration settings in the SAP IMG (Implementation Guide).
  Ensure that the EAN category is active and linked to the appropriate material types.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to EAN management and material master data to ensure compliance with best practices.
  
  
  
  User Authorization:
  
  Ensure that the user has the necessary authorizations to view and edit EANs in the material master.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  MM01 (Create Material)
  MM02 (Change Material)
  MM03 (Display Material)
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to EAN management or the MH164 error.
  Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to resolve the MH164 error and successfully manage EANs for your materials in SAP.