How To Fix 9J518 - Inventory management type for equipment type & is not equal to 1 or 2

9J518 - Overview

• Message type: E = Error

• Message class: 9J -

• Message number: 518

• Message text: Inventory management type for equipment type & is not equal to 1 or 2

What causes this issue?

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

System Response

How to fix this error?

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Error message extract from SAP system. Copyright SAP SE.

9J518 - Details

• The SAP error message 9J518 indicates that there is an issue with the inventory management type assigned to a specific equipment type. This error typically arises when the equipment type is not configured correctly in the system, specifically when the inventory management type is not set to 1 (which usually indicates that the equipment is managed in stock) or 2 (which indicates that the equipment is managed in a non-stock manner).
  
  Cause:
  
  Incorrect Configuration: The equipment type in question has been assigned an inventory management type that is neither 1 nor 2.
  Master Data Issues: The master data for the equipment type may not have been set up correctly, leading to this error.
  Custom Settings: If there are custom settings or modifications in the system, they may have inadvertently caused this issue.
  
  
  Solution:
  
  
  Check Equipment Type Configuration:
  
  Go to the transaction code OIK1 (or the relevant configuration transaction) to check the configuration of the equipment type.
  Ensure that