How To Fix APC_MESSAGE009 - Class in local application &1 does not exist anymore

APC_MESSAGE009 - Overview

• Message type: E = Error

• Message class: APC_MESSAGE - Message class for ABAP Channels (ATC Check only)

• Message number: 009

• Message text: Class in local application &1 does not exist anymore

What causes this issue?

Class in local application <(>&<)>1 does not exist anymore

System Response

You have created a local (not transportable) APC application and later
on deleted the maintained class name from class builder.

How to fix this error?

Please maintain a valid class name in the local APC application.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

APC_MESSAGE009 - Details

• The SAP error message APC_MESSAGE009 indicates that a class in the local application specified by the message does not exist anymore. This can occur in various scenarios, such as when a class has been deleted, renamed, or is not properly activated in the system.
  Causes:
  
  Class Deletion: The class may have been deleted from the system.
  Class Renaming: The class might have been renamed, and the reference to the old name is still being used.
  Transport Issues: If the class was transported from another system, there may have been issues during the transport process.
  Activation Issues: The class may not be activated properly in the system.
  Namespace Issues: The class might be in a different namespace that is not accessible in the current context.
  
  Solutions:
  
  Check Class Existence: Verify if the class exists in the system by using transaction code SE24 (Class Builder). Search for the class name to see if it is present.
  Recreate or Restore Class: If