jfred@lambdacrypt ~/Downloads/pcgen$ java -jar pcgen.jar
11:46:40.374 INFO main Main:138 Starting PCGen v6.08.00 RC6
11:46:40.448 INFO main LanguageBundle:134 Initialising language bundle with locale en_US.
11:46:40.581 SEVERE main LookAndFeelManager:222 Look and Feel Java cannot be found
11:46:40.756 SEVERE main Main:484 Uncaught error - ignoring
java.lang.InternalError: java.lang.reflect.InvocationTargetException
	at java.desktop/sun.font.FontManagerFactory$1.run(Unknown Source)
	at java.base/java.security.AccessController.doPrivileged(Unknown Source)
	at java.desktop/sun.font.FontManagerFactory.getInstance(Unknown Source)
	at java.desktop/java.awt.Font.getFont2D(Unknown Source)
	at java.desktop/java.awt.Font.getFamily(Unknown Source)
	at java.desktop/java.awt.Font.getFamily_NoClientCode(Unknown Source)
	at java.desktop/java.awt.Font.getFamily(Unknown Source)
	at java.desktop/sun.swing.SwingUtilities2.displayPropertiesToCSS(Unknown Source)
	at java.desktop/javax.swing.plaf.basic.BasicHTML$BasicDocument.setFontAndColor(Unknown Source)
	at java.desktop/javax.swing.plaf.basic.BasicHTML$BasicDocument.<init>(Unknown Source)
	at java.desktop/javax.swing.plaf.basic.BasicHTML$BasicEditorKit.createDefaultDocument(Unknown Source)
	at java.desktop/javax.swing.plaf.basic.BasicHTML.createHTMLView(Unknown Source)
	at java.desktop/javax.swing.plaf.basic.BasicHTML.updateRenderer(Unknown Source)
	at java.desktop/javax.swing.plaf.basic.BasicButtonUI.installUI(Unknown Source)
	at java.desktop/javax.swing.JComponent.setUI(Unknown Source)
	at java.desktop/javax.swing.AbstractButton.setUI(Unknown Source)
	at java.desktop/javax.swing.JRadioButton.updateUI(Unknown Source)
	at java.desktop/javax.swing.AbstractButton.init(Unknown Source)
	at java.desktop/javax.swing.JToggleButton.<init>(Unknown Source)
	at java.desktop/javax.swing.JRadioButton.<init>(Unknown Source)
	at java.desktop/javax.swing.JRadioButton.<init>(Unknown Source)
	at pcgen.gui2.dialog.OptionsPathDialog.addRadioButton(OptionsPathDialog.java:162)
	at pcgen.gui2.dialog.OptionsPathDialog.initComponents(OptionsPathDialog.java:104)
	at pcgen.gui2.dialog.OptionsPathDialog.<init>(OptionsPathDialog.java:61)
	at pcgen.gui2.dialog.OptionsPathDialog.promptSettingsPath(OptionsPathDialog.java:68)
	at pcgen.system.Main.loadProperties(Main.java:328)
	at pcgen.system.Main.startupWithGUI(Main.java:230)
	at pcgen.system.Main.main(Main.java:157)
Caused by: java.lang.reflect.InvocationTargetException
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Unknown Source)
	at java.base/java.lang.reflect.Constructor.newInstance(Unknown Source)
	... 28 more
Caused by: java.lang.NullPointerException
	at java.desktop/sun.awt.FontConfiguration.getVersion(Unknown Source)
	at java.desktop/sun.awt.FontConfiguration.readFontConfigFile(Unknown Source)
	at java.desktop/sun.awt.FontConfiguration.init(Unknown Source)
	at java.desktop/sun.awt.X11FontManager.createFontConfiguration(Unknown Source)
	at java.desktop/sun.font.SunFontManager$2.run(Unknown Source)
	at java.base/java.security.AccessController.doPrivileged(Unknown Source)
	at java.desktop/sun.font.SunFontManager.<init>(Unknown Source)
	at java.desktop/sun.awt.FcFontManager.<init>(Unknown Source)
	at java.desktop/sun.awt.X11FontManager.<init>(Unknown Source)
	... 33 more