AfterSessionComplete event not firing in Window Service(Debugging in Console). Fiddercore

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If you are using FiddlerCore in a Windows Service and are encountering issues with the AfterSessionComplete event not firing, it's important to ensure that your setup is correct and that the event registration is handled properly. Here are some steps to troubleshoot the issue:

  1. Check Initialization Order:
    Ensure that you are initializing and starting FiddlerCore correctly before trying to capture sessions. The initialization code should come before registering the event handlers.

  2. Event Subscription:
    Make sure you have properly subscribed to the AfterSessionComplete event. The subscription code should be executed after initializing FiddlerCore.

    csharp
    Fiddler.FiddlerApplication.AfterSessionComplete += FiddlerApplication_AfterSessionComplete;
  3. Lifecycle Management:
    Ensure that the lifecycle of FiddlerCore is appropriately managed. If you're running it in a Windows Service, make sure that the FiddlerCore instance is kept alive as long as needed and not prematurely disposed of.

  4. Console Debugging:
    If you are testing your FiddlerCore code in a console application first, make sure that the console application properly handles the event and doesn't exit before sessions are captured.

  5. Error Handling:
    Wrap your event handler code in a try-catch block to capture any exceptions that might be preventing the event from firing. Logging these exceptions can help identify the root cause.

  6. Check Event Conditions:
    Verify if there are specific conditions that must be met for the AfterSessionComplete event to be triggered. For example, certain session types might not trigger the event.

  7. Logging and Debugging:
    Add appropriate logging and debugging statements to your code to track the flow of execution and to ensure that the event subscription is being executed.

  8. Permissions:
    Ensure that the Windows Service has the necessary permissions to capture network traffic.

  9. Blocking Code:
    Make sure your event handler code is not blocking the thread, as it could potentially prevent the event from firing.

  10. Check Documentation and Examples:
    Review the FiddlerCore documentation and available examples to ensure that you're following best practices for setting up and using FiddlerCore.

  11. Event Priority:
    Confirm that there are no other parts of your code that might be altering the event priorities or unsubscribing the event unintentionally.

  12. FiddlerCore Version:
    Ensure that you are using a compatible version of FiddlerCore with your environment and setup.

By carefully reviewing your code, following best practices, and systematically debugging your setup, you should be able to identify and resolve the issue with the AfterSessionComplete event not firing in your Windows Service using FiddlerCore.