How To Fix WB129 - Material & is not assigned to layout module &

WB129 - Overview

• Message type: E = Error

• Message class: WB - Messages for assortment list

• Message number: 129

• Message text: Material & is not assigned to layout module &

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 WB129 - Material & is not assigned to layout module & ?

  The SAP error message WB129 indicates that a material is not assigned to a layout module in the context of warehouse management or inventory management. This error typically arises when trying to perform operations related to warehouse processes, such as picking, putaway, or inventory counting, and the system cannot find the necessary configuration for the specified material.
  
  Cause:
  
  Missing Assignment: The material in question has not been assigned to any layout module in the warehouse management system.
  
  Configuration Issues: There may be a configuration issue in the warehouse management settings that prevents the material from being linked to the layout module.
  Incorrect Material Master Data: The material master data may not be correctly set up for warehouse management, leading to the error.
  Warehouse Structure Changes: Changes in the warehouse structure or layout that have not been reflected in the material assignments.
  
  
  Solution:
  
  
  Assign Material to Layout Module:
  
  Go to the transaction code WM01 (or the relevant transaction for