How To Fix I4478 - Reference object cannot be deleted due to maintained object list

I4478 - Overview

• Message type: E = Error

• Message class: I4 - WCM: Work Clearance Management

• Message number: 478

• Message text: Reference object cannot be deleted due to maintained object list

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message I4478 - Reference object cannot be deleted due to maintained object list ?

  The SAP error message I4478 ("Reference object cannot be deleted due to maintained object list") typically occurs when you attempt to delete a reference object (such as a material, equipment, or functional location) that is still being referenced by other objects in the system. This is a safeguard to prevent the accidental deletion of objects that are still in use.
  
  Cause:
  The error is triggered because:
  
  The reference object you are trying to delete is linked to other objects that are still active or maintained in the system.
  There are dependencies or relationships that prevent the deletion of the reference object.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify Dependencies:
  
  Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the database tables related to the object you are trying to delete. Look for any entries that reference the object.
  You can also use transaction IH08 (for technical objects) or CS15 (for materials)