java.lang.ExceptionInInitializerError
	at mediathek.tool.notification.NotificationFactory.createNotificationCenter(NotificationFactory.java:24)
	at mediathek.config.Daten.setupNotifications(Daten.java:245)
	at mediathek.config.Daten.<init>(Daten.java:106)
	at mediathek.config.Daten.getInstance(Daten.java:147)
	at mediathek.config.Daten.getInstance(Daten.java:143)
	at mediathek.Main.setupPortableMode(Main.java:144)
	at mediathek.Main.main(Main.java:255)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at com.exe4j.runtime.LauncherEngine.launch(LauncherEngine.java:85)
	at com.exe4j.runtime.WinLauncher.main(WinLauncher.java:94)
	at com.install4j.runtime.launcher.WinLauncher.main(WinLauncher.java:25)
Caused by: java.lang.NullPointerException
	at mediathek.tool.ApplicationConfiguration.getConfiguration(ApplicationConfiguration.java:113)
	at mediathek.tool.notification.NotificationFactory.createNotificationCenter(NotificationFactory.java:24)
	at mediathek.config.Daten.setupNotifications(Daten.java:245)
	at mediathek.config.Daten.<init>(Daten.java:106)
	at mediathek.config.Daten.getInstance(Daten.java:147)
	at mediathek.tool.ApplicationConfiguration$TimerTaskListener.onEvent(ApplicationConfiguration.java:204)
	at mediathek.tool.ApplicationConfiguration$TimerTaskListener.onEvent(ApplicationConfiguration.java:190)
	at org.apache.commons.configuration2.event.EventListenerList.callListener(EventListenerList.java:298)
	at org.apache.commons.configuration2.event.EventListenerList.access$200(EventListenerList.java:55)
	at org.apache.commons.configuration2.event.EventListenerList$EventListenerIterator.invokeNextListenerUnchecked(EventListenerList.java:422)
	at org.apache.commons.configuration2.event.EventListenerList$EventListenerIterator.invokeNext(EventListenerList.java:362)
	at org.apache.commons.configuration2.event.BaseEventSource.fireEvent(BaseEventSource.java:234)
	at org.apache.commons.configuration2.AbstractConfiguration.setProperty(AbstractConfiguration.java:790)
	at mediathek.tool.ApplicationConfiguration.createDefaultConfigSettings(ApplicationConfiguration.java:151)
	at mediathek.tool.ApplicationConfiguration.loadOrCreateConfiguration(ApplicationConfiguration.java:138)
	at mediathek.tool.ApplicationConfiguration.<init>(ApplicationConfiguration.java:105)
	at mediathek.tool.ApplicationConfiguration.<clinit>(ApplicationConfiguration.java:93)
	... 14 more