How To Fix W7019 - Error reading material type &1

W7019 - Overview

• Message type: E = Error

• Message class: W7 - Message Class for Value-Only Based Inventory Management

• Message number: 019

• Message text: Error reading material type &1

What causes this issue?

Material type &V1& of the entered material does not exist.

Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message W7019 - Error reading material type &1 ?

  Certainly! Here's a detailed explanation for the SAP error message W7019: "Error reading material type &1":
  
  Error Message
  W7019: Error reading material type &1
  
  &1 is a placeholder for the material type code that the system attempted to read.
  
  
  Cause
  This warning message typically occurs when the system tries to read or access a material type that:
  
  Does not exist in the system.
  Has been deleted or is inactive.
  The user or process does not have authorization to read the material type.
  There is a data inconsistency or customizing issue related to material types.
  The material master record references a material type that is not maintained in the system.
  
  
  When does it occur?
  
  During material master creation or change (transaction MM01, MM02).
  When running reports or programs that read material master data.
  During data migration or interface processing where material types are referenced.
  In custom developments or user exits that read material type data.
  
  
  Solution / Troubleshooting Steps
  
  
  Check Material Type Existence:
  
  Go to transaction OMS2 (Material Types).
  Verify