private void init() {
try {
deviceManager = new ZDeviceManagerDialog(this, false);
midiManager = new ZMidiManagerDialog(this, false);
assertSmdiManager();
licenseManager = new ZLicenseManagerDialog(this, false);
tipOfTheDay = new TipOfTheDayDialog();
} catch (Exception e) {
JOptionPane.showMessageDialog(null, "Could not initialize main ZoeOS window. Exiting.", "Fatal Error", JOptionPane.ERROR_MESSAGE);
System.exit(-1);
}