VLC not seeing that java is installed (Ubuntu 22.04):
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Install the Bluray java drivers using this command:

sudo apt-get install libbluray-bdj libbluray-bin

VLC should now be able to use java.

Source:  https://askubuntu.com/questions/1231234/vlc-not-seeing-that-java-is-installed
Date: May 23rd 2022