Java environment broken?












0















I'm on Ubuntu 18.10. Two packages which I'd like to use won't start up. First is pdfsam. Starting from terminal I get the following output:



    Exception in thread "main" java.lang.NoClassDefFoundError: javafx/scene/layout/HBox
at java.base/java.lang.ClassLoader.defineClass1(Native Method)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1016)
at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:174)
at java.base/jdk.internal.loader.BuiltinClassLoader.defineClass(BuiltinClassLoader.java:802)
at java.base/jdk.internal.loader.BuiltinClassLoader.findClassOnClassPathOrNull(BuiltinClassLoader.java:700)
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClassOrNull(BuiltinClassLoader.java:623)
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
at org.pdfsam.community.App.main(App.java:34)
Caused by: java.lang.ClassNotFoundException: javafx.scene.layout.HBox
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:583)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
... 10 more


Second one is mediathekview. Here the output is as follows:



Fehler: Hauptklasse mediathek.Main kann nicht initialisiert werden
Ursache: java.lang.NoClassDefFoundError: com/jidesoft/utils/ThreadCheckingRepaintManager


I had purged and reinstalled both packages and java components, but still fails.



Any ideas please how to fix this?



Kind regards



Stefan










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    I'm on Ubuntu 18.10. Two packages which I'd like to use won't start up. First is pdfsam. Starting from terminal I get the following output:



        Exception in thread "main" java.lang.NoClassDefFoundError: javafx/scene/layout/HBox
    at java.base/java.lang.ClassLoader.defineClass1(Native Method)
    at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1016)
    at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:174)
    at java.base/jdk.internal.loader.BuiltinClassLoader.defineClass(BuiltinClassLoader.java:802)
    at java.base/jdk.internal.loader.BuiltinClassLoader.findClassOnClassPathOrNull(BuiltinClassLoader.java:700)
    at java.base/jdk.internal.loader.BuiltinClassLoader.loadClassOrNull(BuiltinClassLoader.java:623)
    at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
    at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
    at org.pdfsam.community.App.main(App.java:34)
    Caused by: java.lang.ClassNotFoundException: javafx.scene.layout.HBox
    at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:583)
    at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
    ... 10 more


    Second one is mediathekview. Here the output is as follows:



    Fehler: Hauptklasse mediathek.Main kann nicht initialisiert werden
    Ursache: java.lang.NoClassDefFoundError: com/jidesoft/utils/ThreadCheckingRepaintManager


    I had purged and reinstalled both packages and java components, but still fails.



    Any ideas please how to fix this?



    Kind regards



    Stefan










    share|improve this question







    New contributor




    Stefan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.























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      0








      0








      I'm on Ubuntu 18.10. Two packages which I'd like to use won't start up. First is pdfsam. Starting from terminal I get the following output:



          Exception in thread "main" java.lang.NoClassDefFoundError: javafx/scene/layout/HBox
      at java.base/java.lang.ClassLoader.defineClass1(Native Method)
      at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1016)
      at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:174)
      at java.base/jdk.internal.loader.BuiltinClassLoader.defineClass(BuiltinClassLoader.java:802)
      at java.base/jdk.internal.loader.BuiltinClassLoader.findClassOnClassPathOrNull(BuiltinClassLoader.java:700)
      at java.base/jdk.internal.loader.BuiltinClassLoader.loadClassOrNull(BuiltinClassLoader.java:623)
      at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
      at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
      at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
      at org.pdfsam.community.App.main(App.java:34)
      Caused by: java.lang.ClassNotFoundException: javafx.scene.layout.HBox
      at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:583)
      at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
      at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
      ... 10 more


      Second one is mediathekview. Here the output is as follows:



      Fehler: Hauptklasse mediathek.Main kann nicht initialisiert werden
      Ursache: java.lang.NoClassDefFoundError: com/jidesoft/utils/ThreadCheckingRepaintManager


      I had purged and reinstalled both packages and java components, but still fails.



      Any ideas please how to fix this?



      Kind regards



      Stefan










      share|improve this question







      New contributor




      Stefan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      I'm on Ubuntu 18.10. Two packages which I'd like to use won't start up. First is pdfsam. Starting from terminal I get the following output:



          Exception in thread "main" java.lang.NoClassDefFoundError: javafx/scene/layout/HBox
      at java.base/java.lang.ClassLoader.defineClass1(Native Method)
      at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1016)
      at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:174)
      at java.base/jdk.internal.loader.BuiltinClassLoader.defineClass(BuiltinClassLoader.java:802)
      at java.base/jdk.internal.loader.BuiltinClassLoader.findClassOnClassPathOrNull(BuiltinClassLoader.java:700)
      at java.base/jdk.internal.loader.BuiltinClassLoader.loadClassOrNull(BuiltinClassLoader.java:623)
      at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
      at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
      at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
      at org.pdfsam.community.App.main(App.java:34)
      Caused by: java.lang.ClassNotFoundException: javafx.scene.layout.HBox
      at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:583)
      at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
      at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
      ... 10 more


      Second one is mediathekview. Here the output is as follows:



      Fehler: Hauptklasse mediathek.Main kann nicht initialisiert werden
      Ursache: java.lang.NoClassDefFoundError: com/jidesoft/utils/ThreadCheckingRepaintManager


      I had purged and reinstalled both packages and java components, but still fails.



      Any ideas please how to fix this?



      Kind regards



      Stefan







      java pdfsam






      share|improve this question







      New contributor




      Stefan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question







      New contributor




      Stefan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|improve this question




      share|improve this question






      New contributor




      Stefan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      asked 14 mins ago









      StefanStefan

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      New contributor




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      New contributor





      Stefan is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






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