How To Fix KI873 - Program has already been started

KI873 - Overview

• Message type: E = Error

• Message class: KI -

• Message number: 873

• Message text: Program has already been started

What causes this issue?

You want to execute program RKACHCKI. This program activates a function
module which records data on the postings you made in accounting. This
function module has already been activated.

System Response

The program cannot be executed.

How to fix this error?

Start the program later.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KI873 - Program has already been started ?

  The SAP error message KI873 ("Program has already been started") typically occurs when a user attempts to execute a program or transaction that is already running in the background or has been initiated previously. This can happen in various scenarios, such as when a user tries to run a report or transaction that is already being processed.
  Causes:
  
  Duplicate Execution: The user may have inadvertently started the same program or transaction multiple times.
  Background Job: The program might be running as a background job, and the system does not allow the same job to be executed again until the first instance is completed.
  Session Management: There may be issues with session management, where the system does not recognize that the previous instance has completed.
  Locking Mechanism: SAP uses locking mechanisms to prevent data inconsistencies, and if a program is already locked by another session, it cannot be started again.
  
  Solutions:
  
  Check Background Jobs: Go to transaction code