andreas@raspberrypi:~ $ java --version
openjdk 17.0.9 2023-10-17
OpenJDK Runtime Environment (build 17.0.9+9-Debian-1deb12u1)
OpenJDK 64-Bit Server VM (build 17.0.9+9-Debian-1deb12u1, mixed mode, sharing)

andreas@raspberrypi:~ $ sudo update-alternatives --config java
Es gibt 1 Auswahlmöglichkeit für die Alternative java (welche /usr/bin/java bereitstellt).

  Auswahl      Pfad                                         Priorität Status
------------------------------------------------------------
* 0            /usr/lib/jvm/java-17-openjdk-arm64/bin/java   1711      automatischer Modus
  1            /usr/lib/jvm/java-17-openjdk-arm64/bin/java   1711      manueller Modus

Drücken Sie die Eingabetaste, um die aktuelle Wahl[*] beizubehalten,
oder geben Sie die Auswahlnummer ein: 

andreas@raspberrypi:~ $ MediathekView
WARNING: Unknown module: javafx.controls specified to --add-exports
WARNING: Unknown module: javafx.base specified to --add-exports
WARNING: Unknown module: javafx.controls specified to --add-exports
WARNING: Unknown module: javafx.graphics specified to --add-exports
. Configuring for non-portable mode
java.lang.NoClassDefFoundError: javafx/application/Platform
	at mediathek.Main.initializeJavaFX(Main.java:434)
	at mediathek.Main.main(Main.java:333)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	a
t java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at com.exe4j.runtime.LauncherEngine.launch(LauncherEngine.java:84)
	at com.install4j.runtime.launcher.UnixLauncher.start(UnixLauncher.java:69)
	at install4j.mediathek.Main_MediathekView.main(Unknown Source)
Caused by: java.lang.ClassNotFoundException: javafx.application.Platform
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:641)
	at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:188)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:525)
	... 9 more

andreas@raspberrypi:~ $ sudo apt search jfx
Sortierung… Fertig
Volltextsuche… Fertig
libopenjfx-java/stable,stable 11.0.11+1-3.1~bpo12+1~rpt1 all
  JavaFX/OpenJFX - Rich client application platform for Java (Java libraries)

libopenjfx-java-doc/stable,stable 11.0.11+1-3.1~bpo12+1~rpt1 all
  JavaFX/OpenJFX - Rich client application platform for Java (Javadoc)

libopenjfx-jni/stable 11.0.11+1-3.1~bpo12+1~rpt1 arm64
  JavaFX/OpenJFX - Rich client application platform for Java (native libraries)

libopenjfx-jni-dbgsym/stable 11.0.11+1-3.1~bpo12+1~rpt1 arm64
  debug symbols for libopenjfx-jni

openjfx/stable 11.0.11+1-3.1~bpo12+1~rpt1 arm64
  JavaFX/OpenJFX - Rich client application platform for Java

openjfx-source/stable,stable 11.0.11+1-3.1~bpo12+1~rpt1 all
  JavaFX/OpenJFX - Rich client application platform for Java (sources)