Неполноценное окно при запуске java приложения после компиляции в NetBeans

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package marketdb;
 
import java.io.InputStream;
import java.util.logging.Level;
import java.util.logging.Logger;
import javafx.application.Application;
import javafx.fxml.FXMLLoader;
import javafx.fxml.Initializable;
import javafx.fxml.JavaFXBuilderFactory;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.layout.AnchorPane;
import javafx.stage.Stage;
 
/**
 *
 * @author WebSofter
 */
public class MarketDB extends Application {
    private Stage stage;
    
public MarketDBController controller = new MarketDBController();
    @Override
    public void start(Stage primaryStage) throws Exception {
        
        try {
            stage = primaryStage;
            stage.setTitle("MarketDB");
            //stage.setWidth(500);
            //stage.setHeight(500);
            //stage.setResizable(false);
            gotoMarketDB();
            primaryStage.show();
        } catch (Exception ex) {
            Logger.getLogger(MarketDB.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
 
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        launch(args);
    }
//-------------Действия смены сцены------------------
    public boolean viewMarketDB(){
            gotoMarketDB();
            return true;
    } 
    public boolean viewStorage(){
            gotoStorage();
            return true;
    }
 
    private void gotoMarketDB() {
        try {
            MarketDBController marketdb = (MarketDBController) replaceSceneContent("MarketDB.fxml");
            marketdb.setApp(this);
        } catch (Exception ex) {
            //Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
 
    private void gotoStorage() {
        try {
            StorageController storage = (StorageController) replaceSceneContent("Storage.fxml");
            storage.setApp(this);
        } catch (Exception ex) {
            //Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
 
    private Initializable replaceSceneContent(String fxml) throws Exception {
        FXMLLoader loader = new FXMLLoader();
        InputStream in = MarketDB.class.getResourceAsStream(fxml);
        loader.setBuilderFactory(new JavaFXBuilderFactory());
        loader.setLocation(MarketDB.class.getResource(fxml));
        AnchorPane page;
        try {
            page = (AnchorPane) loader.load(in);
        } finally {
            in.close();
        } 
        Scene scene = new Scene(page, 500, 500);
        stage.setScene(scene);
        stage.sizeToScene();
        return (Initializable) loader.getController();
    }    
}