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

WM021 - Overview

• 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.

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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,