Interactive rendering is not working!

If you are experiencing problems similar to these:

  • Enabling docked interactive rendering results in "Click to start interactive session." message, but nothing happens after clicking it.
  • Nothing happens after pressing "Start interactive" in Render Setup > Scene, but CPU reaches 100% usage.
  • Regular (non-interactive) rendering seems to work fine.

Try the following solutions:

1. Make sure that you have the "Rendered Frame Window" option enabled in Render Setup > Common:

2. Make sure that you have the VFB type set to "Corona VFB" under Render Setup > System > System Settings: