FXMLLoader loader = new FXMLLoader(getClass().getClassLoader().getResource("views/loading.fxml"), languageBundle);

> Task :jfxRun
Running JavaFX Application
Running command: java -jar project-jfx.jar
11:41:41.227 [JavaFX Application Thread] INFO me.glorantq.library.LibraryApplication - Initialising!
11:41:41.246 [JavaFX Application Thread] INFO me.glorantq.library.LibraryApplication - Loaded language from config! (GERMAN)
Jun 24, 2019 11:41:41 AM javafx.fxml.FXMLLoader$ValueElement processValue
WARNING: Loading FXML document with JavaFX API of version 11.0.1 by JavaFX runtime of version 8.0.151
Exception in Application start method

BUILD SUCCESSFUL in 11s
5 actionable tasks: 4 executed, 1 up-to-date