I occasionally use Java from the terminal to run TightVNC. Today when I tried I got a bunch of errors. I tried another program (FIBS) and got the same error. These programs did run properly last time I used them. So I rebooted to UbuntuMate 18.04, both programs still run fine. So did Java change? I was hoping someone could make sense of my issue. Below is my terminal output:
@UM20:~/Desktop/temp/JavaFIBS2001$ java -jar JavaFIBS-1.0.12_java16.jar JavaFIBS2001 Exception in thread "main" java.lang.UnsatisfiedLinkError: Can't load library: /usr/lib/jvm/java-11-openjdk-amd64/lib/libawt_xawt.so at java.base/java.lang.ClassLoader.loadLibrary(ClassLoader.java:2630) at java.base/java.lang.Runtime.load0(Runtime.java:768) at java.base/java.lang.System.load(System.java:1837) at java.base/java.lang.ClassLoader$NativeLibrary.load0(Native Method) at java.base/java.lang.ClassLoader$NativeLibrary.load(ClassLoader.java:2442) at java.base/java.lang.ClassLoader$NativeLibrary.loadLibrary(ClassLoader.java:2498) at java.base/java.lang.ClassLoader.loadLibrary0(ClassLoader.java:2694) at java.base/java.lang.ClassLoader.loadLibrary(ClassLoader.java:2648) at java.base/java.lang.Runtime.loadLibrary0(Runtime.java:830) at java.base/java.lang.System.loadLibrary(System.java:1873) at java.desktop/java.awt.Toolkit$3.run(Toolkit.java:1399) at java.desktop/java.awt.Toolkit$3.run(Toolkit.java:1397) at java.base/java.security.AccessController.doPrivileged(Native Method) at java.desktop/java.awt.Toolkit.loadLibraries(Toolkit.java:1396) at java.desktop/java.awt.Toolkit.<clinit>(Toolkit.java:1429) at java.desktop/java.awt.Component.<clinit>(Component.java:621) at JavaFIBS2001.main(Unknown Source) @UM20:~/Desktop/temp$ java -jar tightvnc-jviewer.jar Exception in thread "main" java.lang.UnsatisfiedLinkError: Can't load library: /usr/lib/jvm/java-11-openjdk-amd64/lib/libawt_xawt.so at java.base/java.lang.ClassLoader.loadLibrary(ClassLoader.java:2630) at java.base/java.lang.Runtime.load0(Runtime.java:768) at java.base/java.lang.System.load(System.java:1837) at java.base/java.lang.ClassLoader$NativeLibrary.load0(Native Method) at java.base/java.lang.ClassLoader$NativeLibrary.load(ClassLoader.java:2442) at java.base/java.lang.ClassLoader$NativeLibrary.loadLibrary(ClassLoader.java:2498) at java.base/java.lang.ClassLoader.loadLibrary0(ClassLoader.java:2694) at java.base/java.lang.ClassLoader.loadLibrary(ClassLoader.java:2648) at java.base/java.lang.Runtime.loadLibrary0(Runtime.java:830) at java.base/java.lang.System.loadLibrary(System.java:1873) at java.desktop/java.awt.Toolkit$3.run(Toolkit.java:1399) at java.desktop/java.awt.Toolkit$3.run(Toolkit.java:1397) at java.base/java.security.AccessController.doPrivileged(Native Method) at java.desktop/java.awt.Toolkit.loadLibraries(Toolkit.java:1396) at java.desktop/java.awt.Toolkit.<clinit>(Toolkit.java:1429) at java.desktop/java.awt.Component.<clinit>(Component.java:621) @UM20:~/Desktop/temp$