public void startup(GecoStageLaunch stageLaunch) throws Exception {
AppBuilder builder = stageLaunch.getAppBuilder();
GecoControl gecoControl = new GecoControl(builder);
history.remove(stageLaunch);
history.addFirst(stageLaunch);
gecoControl.openStage(stageLaunch.getStageDir());
initControls(builder, gecoControl);
window.initAndLaunchGUI(builder);
System.gc();
}