How To Fix L1028 - Define a unit of weight for this warehouse number

SAP Error Message - Details

• Message type: E = Error

• Message class: L1 - Message handling for WM master data

• Message number: 028

• Message text: Define a unit of weight for this warehouse number

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 L1028 - Define a unit of weight for this warehouse number ?

  The SAP error message L1028, which states "Define a unit of weight for this warehouse number," typically occurs when the system requires a unit of weight to be defined for a specific warehouse but cannot find one. This is often encountered in the context of inventory management or logistics processes.
  Cause:
  
  Missing Weight Unit Definition: The warehouse number in question does not have a unit of weight defined in the system.
  Configuration Issues: The configuration settings for the warehouse may not have been completed properly, leading to missing data.
  Master Data Issues: The material master data may not have the necessary weight unit defined for the specific warehouse.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Define a Unit of Weight for the Warehouse:
  
  Go to the transaction code SPRO (SAP Reference IMG).
  Navigate to Logistics Execution > Warehouse Management > Master Data > Define Units of Measure.
  Here, you can define the unit of weight (e.g., KG, LB) for the specific warehouse number.
  
  
  
  Check Warehouse Configuration:
  
  Ensure that the warehouse number is properly configured in the system.
  Go to Logistics Execution > Warehouse Management > Warehouse Number > Define Warehouse Number and verify the settings.
  
  
  
  Review Material Master Data:
  
  Check the material master data for the relevant materials to ensure that the weight unit is defined.
  Use transaction code MM03 to display the material and check the Basic Data and Sales views for the weight unit.
  
  
  
  Check User Authorizations:
  
  Ensure that you have the necessary authorizations to make changes to the warehouse configuration and material master data.
  
  
  
  Consult Documentation:
  
  If you are unsure about the changes, consult the SAP documentation or your internal SAP support team for guidance.
  
  
  
  Related Information:
  
  Transaction Codes: SPRO (for configuration), MM03 (to view material master), and possibly others like WM01 (for warehouse management).
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to warehouse management and units of measure.
  Training and Support: If you are new to SAP or warehouse management, consider seeking training or support from experienced colleagues or SAP consultants.
  
  By following these steps, you should be able to resolve the L1028 error and ensure that the necessary weight units are defined for your warehouse operations.