JavaFX Thread freeze

Question

I\'m currently working on a JavaFX project. On GUI initialization I want to read some infos out of a HTML document using Selenium and FirefoxDriver. Normally I would use a crawl

Answer 1

You are trying to update the UI from a different thread. The UI can only be updated from the UI thread. To achieve this, wrap the calls to update the progress:

Platform.runLater(() -> {main.getPbStart().setProgress(0.65);});

This will push the update of the UI into the UI thread.