How To Fix MW596 - Enter a material

MW596 - Overview

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 596

• Message text: Enter a material

What causes this issue?

A material must be entered for this selection.

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 or change the selection.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

MW596 - Details

• The SAP error message MW596, which states "Enter a material," typically occurs when a user attempts to perform an action in the system that requires a material number, but none has been provided. This error is common in various transactions related to inventory management, purchasing, or production where a material is essential for processing.
  
  Cause:
  
  Missing Material Number: The most straightforward cause is that the user has not entered a material number in the relevant field.
  Incorrect Field Focus: The cursor may be in the wrong field, leading to the impression that a material number has been entered when it has not.
  Data Entry Error: The user may have entered an invalid or non-existent material number, which the system does not recognize.
  Transaction Context: The transaction being executed may inherently require a material number, and if it is not provided, the system will throw this error.
  
  
  Solution:
  
  Enter a Material Number: Ensure that you enter a valid