java.lang.RuntimeException: Exception in Application start method

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Samebug tips

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You need to add httpcore to your dependencies. Try adding version 4.3 or further.

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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.

Solutions on the web

via Coderanch by kevin flint, 10 months ago
Exception in Application start method
via Eclipse Bugzilla by usander, 1 year ago
via GitHub by ashdsouza
, 1 year ago
Exception in Application start method
via GitHub by phdoerfler
, 10 months ago
Exception in Application start method
via Google Groups by Benny Tarng, 5 months ago
Exception in Application start method
via Google Groups by Oliver Pfau, 5 months ago
Exception in Application start method
java.lang.RuntimeException: Exception in Application start method
at java.net.URLClassLoader$1.run(URLClassLoader.java:372)
at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:360)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at scalafx.Includes$.(Includes.scala:58)
at scalafx.Includes$.(Includes.scala)
at scalafx.stage.Stage.title(Stage.scala:107)
at scalafx.stage.Stage.title_$eq(Stage.scala:109)
at hello.ScalaFXHelloWorld$$anon$4.(ScalaFXHelloWorld.scala:43)
at hello.ScalaFXHelloWorld$.delayedEndpoint$hello$ScalaFXHelloWorld$1(ScalaFXHelloWorld.scala:42)
at hello.ScalaFXHelloWorld$delayedInit$body.apply(ScalaFXHelloWorld.scala:40)
at scala.Function0$class.apply$mcV$sp(Function0.scala:40)
at scala.runtime.AbstractFunction0.apply$mcV$sp(AbstractFunction0.scala:12)
at scalafx.application.JFXApp$$anonfun$init$1.apply(JFXApp.scala:250)
at scalafx.application.JFXApp$$anonfun$init$1.apply(JFXApp.scala:250)
at scala.collection.immutable.List.foreach(List.scala:381)
at scala.collection.generic.TraversableForwarder$class.foreach(TraversableForwarder.scala:35)
at scalafx.application.JFXApp$class.init(JFXApp.scala:250)
at hello.ScalaFXHelloWorld$.init(ScalaFXHelloWorld.scala:40)
at scalafx.application.AppHelper.start(AppHelper.scala:32)
at com.sun.javafx.application.LauncherImpl$8.run(LauncherImpl.java:837)
at com.sun.javafx.application.PlatformImpl$7.run(PlatformImpl.java:335)
at com.sun.javafx.application.PlatformImpl$6$1.run(PlatformImpl.java:301)
at com.sun.javafx.application.PlatformImpl$6$1.run(PlatformImpl.java:298)
at com.sun.javafx.application.PlatformImpl$6.run(PlatformImpl.java:298)
at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)

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