java.lang.NoClassDefFoundError: javafx/collections/FXCollections

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Expert tip

A few things cause this exception:
1) Check if you have all jars and if they're in the correct path.
2) Your classpath might be broken, you can define it in the command line with java -cp yourClassPath or at your IDE if you're using one.


you can change your scala version to 2.11.11

Solutions on the web

via GitHub by SimGer
, 1 year ago
java.lang.ClassNotFoundException: javafx.collections.FXCollections
at java.lang.ClassLoader.loadClass(
at sun.misc.Launcher$AppClassLoader.loadClass(
at java.lang.ClassLoader.loadClass(
at mSearch.tool.SysMsg.(
at mediathek.Main.main(

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