How To Fix OL328 - ABAP program '&' is not defined

OL328 - Overview

• Message type: E = Error

• Message class: OL - Workflow object types: Run-time system

• Message number: 328

• Message text: ABAP program '&' is not defined

What causes this issue?

The report you have specified as the implementation for this method
does not exist in the program directory.

How to fix this error?

Select a report which exists.

Error message extract from SAP system. Copyright SAP SE.

OL328 - Details

• The SAP error message OL328 indicates that there is an issue with an ABAP program that is not defined or recognized in the system. This error typically occurs when you try to execute a program that either does not exist, has been deleted, or is not properly activated in the SAP system.
  Causes:
  
  Program Not Created: The ABAP program you are trying to execute has not been created or does not exist in the system.
  Program Deleted: The program may have been deleted or is not available in the current client.
  Transport Issues: If the program was transported from another system, there may have been issues during the transport process.
  Authorization Issues: The user may not have the necessary authorizations to access the program.
  Incorrect Program Name: There may be a typo or incorrect program name being used in the execution.
  
  Solutions:
  
  
  Check Program Existence:
  
  Go to transaction SE38 (ABAP Editor) and check if the program exists by entering