How To Fix OK034 - Pleas wait. A generation program is running

OK034 - Overview

• Message type: E = Error

• Message class: OK - Logical database PS

• Message number: 034

• Message text: Pleas wait. A generation program is running

What causes this issue?

You have started a report program that uses the logical database PSJ.
Programs are being generated to optimize the run time and the memory
usage for the tables. Because of DDIC changes this program is being
generated at the moment. Please wait.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message OK034 - Pleas wait. A generation program is running ?

  The SAP error message "OK034 Please wait. A generation program is running" typically occurs when a user attempts to access a transaction or perform an action that requires a generation program to complete, but that program is still running. This can happen in various contexts, such as when generating reports, processing data, or executing background jobs.
  
  Cause:
  
  Concurrent Execution: The generation program is already running in the background, and the system does not allow multiple instances of the same program to run simultaneously.
  Long Processing Time: The program may take a long time to complete due to the volume of data being processed or system performance issues.
  Locking Mechanism: SAP uses locking mechanisms to prevent data inconsistencies, which can lead to this message if another user or process is currently using the same resources.
  
  
  Solution:
  
  Wait for Completion: The simplest solution is to wait for the current generation program to finish. You can check the status