How To Fix MW078 - Plant & defined as &

MW078 - Overview

• Message type: E = Error

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

• Message number: 078

• Message text: Plant & defined as &

What causes this issue?

The plant is not created as a plant.

How to fix this error?

You need to check the maintenance data of the plant.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MW078 - Plant & defined as & ?

  The SAP error message MW078 typically indicates that a plant is not defined for a specific material. This error occurs when you try to perform an operation (like creating a purchase order, sales order, or inventory management transaction) for a material that is not assigned to the specified plant in the system.
  
  Cause:
  
  Material Not Extended to Plant: The material has not been extended to the specified plant in the material master.
  Incorrect Plant Code: The plant code used in the transaction might be incorrect or misspelled.
  Material Type Restrictions: Certain material types may have restrictions on which plants they can be assigned to.
  Data Inconsistency: There may be inconsistencies in the data or configuration that prevent the material from being recognized in the specified plant.
  
  
  Solution:
  
  
  Extend Material to Plant:
  
  Go to the transaction code MM01 (Create Material) or MM02 (Change Material).
  Enter the material number and select the appropriate views (e.g., Basic Data, Sales, Purchasing, etc.).
  Ensure that