How To Fix WM609 - Enter either a material group or an assortment

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 609

• Message text: Enter either a material group or an assortment

What causes this issue?

You need to enter either material groups or assortments for the
selection option. You have either not yet entered any selection
criteria or have entered both material groups and assortments.

System Response

Your entries will not be processed.

How to fix this error?

Enter exactly one selection criterion and then restart the application.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WM609 - Enter either a material group or an assortment ?

  The SAP error message WM609 ("Enter either a material group or an assortment") typically occurs in the Warehouse Management (WM) module when a user attempts to perform an action that requires either a material group or an assortment to be specified, but neither has been provided.
  Cause:
  This error can arise in various scenarios, such as:
  
  Missing Input: The user did not enter a material group or assortment in the relevant field when trying to execute a transaction.
  Configuration Issues: The system may be configured in such a way that it mandates the entry of either a material group or an assortment for certain transactions.
  Data Integrity Issues: There may be issues with the master data where the material group or assortment is not properly defined or linked to the materials being processed.
  
  Solution:
  To resolve the WM609 error, you can take the following steps:
  
  
  Check Input Fields: Ensure that you have entered either a material group or an assortment in the relevant fields of the transaction you are trying to execute. If both fields are empty, fill in one of them.
  
  
  Review Material Master Data: Verify that the material master records for the materials involved have the appropriate material group or assortment assigned. You can do this by:
  
  Navigating to the material master (transaction code MM03).
  Checking the basic data or sales views to ensure the material group is correctly assigned.
  
  
  
  Configuration Settings: If you are a system administrator or have access to configuration settings, check the Warehouse Management settings to see if there are any mandatory fields that require a material group or assortment. This can be done in the IMG (Implementation Guide) under:
  
  Logistics Execution > Warehouse Management > Settings for Warehouse Management > Define Material Groups or Assortments.
  
  
  
  Consult Documentation: If the issue persists, refer to SAP documentation or help resources for further guidance on the specific transaction you are working with.
  
  
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide more tailored assistance based on your specific system configuration and business processes.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may be involved in the process, such as:
  
  MM03: Display Material
  WM01: Warehouse Management Monitor
  LT01: Transfer Order Creation
  
  
  SAP Notes: Check for any SAP Notes related to WM609 for additional insights or patches that may address the issue.
  User Training: Ensure that users are trained on the importance of entering required fields in transactions to avoid similar errors in the future.
  
  By following these steps, you should be able to identify the cause of the WM609 error and implement a solution to resolve it.