How To Fix WSD_MESSAGE019 - Enter material number

WSD_MESSAGE019 - Overview

• Message type: E = Error

• Message class: WSD_MESSAGE - Message class for WSD

• Message number: 019

• Message text: Enter material number

What causes this issue?

The material number is missing. This material type does not allow an
internal material number range.
The material cannot be created since there is no assigned material
number.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Enter a material number.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

WSD_MESSAGE019 - Details

• SAP Error Message:
  WSD_MESSAGE019 – Enter material number
  
  
  Cause:
  This error message appears when a required material number field is left empty during a transaction or data entry process in SAP. The system expects a material number to proceed, but none was provided.
  Typically, this occurs in scenarios such as:
  
  Creating or changing purchase orders, goods movements, or production orders where the material number is mandatory.
  Data entry screens or custom transactions where the material number is a key field.
  Integration or interface processes where material data is incomplete.
  
  
  
  Solution:
  
  Enter a valid material number: Ensure that the material number field is filled with a correct and existing material number in the system.
  Check material master data: Verify that the material number you are entering exists in the material master (transaction MM03).
  Field input validation: If the field is populated via a custom program or interface, check the data source to ensure the material number is passed correctly.
  Mandatory field check: If