How To Fix GD018 - No postprocessing is possible in the real run with a red traffic light

GD018 - Overview

• Message type: E = Error

• Message class: GD - EDT: External data transfer

• Message number: 018

• Message text: No postprocessing is possible in the real run with a red traffic light

What causes this issue?

You want to carry out postprocessing in a productive run, however the
displayed file still contains incorrect records marked by a red traffic
light.

System Response

The system will not allow transfer in a productive run.

How to fix this error?

Correct the incorrect records and check them using the test run
function until all traffic lights are green. Activate postprocessing
again.

Error message extract from SAP system. Copyright SAP SE.

GD018 - Details

• The SAP error message GD018 ("No postprocessing is possible in the real run with a red traffic light") typically occurs in the context of the SAP system's background processing, particularly when dealing with batch jobs or workflows. The "red traffic light" indicates that there is an issue that prevents the successful completion of a process.
  
  Cause:
  
  Error in Previous Steps: The most common cause of this error is that a previous step in the process has failed or encountered an error, which prevents the system from proceeding to the next step.
  Data Issues: There may be issues with the data being processed, such as missing or incorrect information.
  
  Configuration Issues: There could be configuration problems in the system that are causing the process to fail.
  Authorization Issues: The user or process may not have the necessary authorizations to complete the task.
  System Errors: There may be underlying system errors or issues with the SAP environment that