How To Fix WM021 - Material & has no valid assignment to assortments

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 021

• Message text: Material & has no valid assignment to assortments

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message WM021 - Material & has no valid assignment to assortments ?

  The SAP error message WM021 ("Material & has no valid assignment to assortments") typically occurs in the Warehouse Management (WM) module when you attempt to perform an operation (like picking, putting away, or transferring) for a material that is not properly assigned to an assortment.
  Cause:
  
  Missing Assignment: The material in question has not been assigned to any assortment in the system. Assortments are used in SAP to group materials for specific purposes, such as sales or distribution.
  Incorrect Configuration: There may be an issue with the configuration of assortments in the system, leading to the material not being recognized as part of any assortment.
  Data Inconsistency: There could be inconsistencies in the master data or configuration settings that prevent the material from being linked to the assortment.
  
  Solution:
  
  
  Check Material Assignment:
  
  Go to the assortment management transaction (e.g., WMS1 or WMS2) and verify if the material is assigned to the correct assortment.
  If it is not assigned, you will need to add the material to the appropriate assortment.
  
  
  
  Review Assortment Configuration:
  
  Ensure that the assortment is correctly configured in the system. Check the settings for the assortment to confirm that it is active and properly set up.
  If necessary, consult with your SAP configuration team to ensure that the assortment settings are correct.
  
  
  
  Master Data Maintenance:
  
  Check the material master data for the material in question. Ensure that all relevant fields are filled out correctly and that there are no missing or incorrect entries.
  If the material is new, ensure that it has been fully set up in the system, including all necessary views.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed information on assortment management and how to assign materials to assortments.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test transaction to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as WMS1 (for assortment management) and MM02 (to change material master data).
  User Roles: Ensure that you have the necessary permissions to make changes to assortments and material master data.
  SAP Notes: Check for any SAP Notes related to this error message for additional troubleshooting steps or known issues.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in Warehouse Management.