How To Fix MH145 - If the warehouse number is blank, the WM data will be reset

MH145 - Overview

• Message type: E = Error

• Message class: MH - Maintain Material Master Data (Retail)

• Message number: 145

• Message text: If the warehouse number is blank, the WM data will be reset

What causes this issue?

The warehouse number is determined on the basis of the combination of
plant and storage location. In this case, the system could not
determine a warehouse number. However, you can maintain warehouse
management data only with reference to a warehouse number.

System Response

The system resets the warehouse management data.

How to fix this error?

Check your entries.

Error message extract from SAP system. Copyright SAP SE.

MH145 - Details

• The SAP error message MH145 indicates that the warehouse number is blank, which leads to the resetting of Warehouse Management (WM) data. This error typically occurs in scenarios where the system expects a valid warehouse number for processing inventory or logistics transactions, but it finds that the warehouse number field is empty.
  
  Cause:
  
  Missing Warehouse Number: The most common cause is that the warehouse number field is not populated in the relevant transaction or master data.
  Data Entry Error: Users may have inadvertently left the warehouse number blank during data entry.
  
  Configuration Issues: There may be issues in the configuration of the warehouse management system that prevent the warehouse number from being recognized or populated.
  Master Data Issues: The material master or other related master data may not have the necessary warehouse number assigned.
  
  
  Solution:
  
  Check Input Data: Ensure that the warehouse number is correctly entered in the relevant transaction. If you are using a transaction code,