java.lang.ClassCastException: org.scalaide.core.internal.compiler.ScalaPresentationCompiler cannot be cast to scala.tools.nsc.interactive.CompilerControl

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    Unhandled event loop exception

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    java.lang.ClassCastException: org.scalaide.core.internal.compiler.ScalaPresentationCompiler cannot be cast to scala.tools.nsc.interactive.CompilerControl
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    java.lang.ClassCastException: org.scalaide.core.internal.compiler.ScalaPresentationCompiler cannot be cast to scala.tools.nsc.interactive.CompilerControl
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    Hyperlink not working in route files

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    java.lang.ClassCastException: org.scalaide.core.internal.compiler.ScalaPresentationCompiler cannot be cast to scala.tools.nsc.Global
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    java.lang.ClassCastException: cannot be cast to

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    Root Cause Analysis

    1. java.lang.ClassCastException

      org.scalaide.core.internal.compiler.ScalaPresentationCompiler cannot be cast to scala.tools.nsc.interactive.CompilerControl

      at scala.tools.eclipse.scalatest.launching.ScalaTestLaunchShortcut$$anonfun$isScalaTestSuite$2.apply()
    2. scala.tools.eclipse
      ScalaTestLaunchShortcut$$anonfun$isScalaTestSuite$2.apply
      1. scala.tools.eclipse.scalatest.launching.ScalaTestLaunchShortcut$$anonfun$isScalaTestSuite$2.apply(ScalaTestLaunchShortcut.scala:195)
      2. scala.tools.eclipse.scalatest.launching.ScalaTestLaunchShortcut$$anonfun$isScalaTestSuite$2.apply(ScalaTestLaunchShortcut.scala:190)
      2 frames
    3. org.scalaide.core
      PresentationCompilerProxy$$anonfun$internal$1.apply
      1. org.scalaide.core.internal.compiler.PresentationCompilerProxy$$anonfun$internal$1.apply(PresentationCompilerProxy.scala:105)
      2. org.scalaide.core.internal.compiler.PresentationCompilerProxy$$anonfun$internal$1.apply(PresentationCompilerProxy.scala:104)
      2 frames
    4. Scala
      Option.flatMap
      1. scala.Option.flatMap(Option.scala:171)
      1 frame
    5. org.scalaide.core
      PresentationCompilerProxy.apply
      1. org.scalaide.core.internal.compiler.PresentationCompilerProxy.internal(PresentationCompilerProxy.scala:104)
      2. org.scalaide.core.internal.compiler.PresentationCompilerProxy.apply(PresentationCompilerProxy.scala:62)
      2 frames
    6. scala.tools.eclipse
      ScalaTestMainTab$$anonfun$3$$anonfun$apply$11$$anonfun$apply$12.apply
      1. scala.tools.eclipse.scalatest.launching.ScalaTestLaunchShortcut$.isScalaTestSuite(ScalaTestLaunchShortcut.scala:190)
      2. scala.tools.eclipse.scalatest.launching.ScalaTestMainTab$$anonfun$3$$anonfun$apply$11$$anonfun$apply$12.apply(ScalaTestMainTab.scala:333)
      3. scala.tools.eclipse.scalatest.launching.ScalaTestMainTab$$anonfun$3$$anonfun$apply$11$$anonfun$apply$12.apply(ScalaTestMainTab.scala:332)
      3 frames
    7. Scala
      TraversableLike$WithFilter.map
      1. scala.collection.TraversableLike$WithFilter$$anonfun$map$2.apply(TraversableLike.scala:728)
      2. scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
      3. scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:186)
      4. scala.collection.TraversableLike$WithFilter.map(TraversableLike.scala:727)
      4 frames
    8. scala.tools.eclipse
      ScalaTestMainTab$$anonfun$3$$anonfun$apply$11.apply
      1. scala.tools.eclipse.scalatest.launching.ScalaTestMainTab$$anonfun$3$$anonfun$apply$11.apply(ScalaTestMainTab.scala:332)
      2. scala.tools.eclipse.scalatest.launching.ScalaTestMainTab$$anonfun$3$$anonfun$apply$11.apply(ScalaTestMainTab.scala:329)
      2 frames
    9. Scala
      TraversableLike$WithFilter.flatMap
      1. scala.collection.TraversableLike$WithFilter$$anonfun$flatMap$2.apply(TraversableLike.scala:759)
      2. scala.collection.immutable.HashSet$HashSet1.foreach(HashSet.scala:322)
      3. scala.collection.immutable.HashSet$HashTrieSet.foreach(HashSet.scala:978)
      4. scala.collection.immutable.HashSet$HashTrieSet.foreach(HashSet.scala:978)
      5. scala.collection.TraversableLike$WithFilter.flatMap(TraversableLike.scala:758)
      5 frames
    10. scala.tools.eclipse
      ScalaTestMainTab$$anonfun$3.apply
      1. scala.tools.eclipse.scalatest.launching.ScalaTestMainTab$$anonfun$3.apply(ScalaTestMainTab.scala:329)
      2. scala.tools.eclipse.scalatest.launching.ScalaTestMainTab$$anonfun$3.apply(ScalaTestMainTab.scala:328)
      2 frames
    11. Scala
      ArrayOps$ofRef.flatMap
      1. scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:252)
      2. scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:252)
      3. scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
      4. scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:186)
      5. scala.collection.TraversableLike$class.flatMap(TraversableLike.scala:252)
      6. scala.collection.mutable.ArrayOps$ofRef.flatMap(ArrayOps.scala:186)
      6 frames
    12. scala.tools.eclipse
      ScalaTestMainTab$$anon$5.widgetSelected
      1. scala.tools.eclipse.scalatest.launching.ScalaTestMainTab.handleSearchButtonSelected(ScalaTestMainTab.scala:328)
      2. scala.tools.eclipse.scalatest.launching.ScalaTestMainTab$$anon$5.widgetSelected(ScalaTestMainTab.scala:177)
      2 frames
    13. RWT
      Display.readAndDispatch
      1. org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:248)
      2. org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      3. org.eclipse.swt.widgets.Display.sendEvent(Display.java:4199)
      4. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1467)
      5. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1490)
      6. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1475)
      7. org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1279)
      8. org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4042)
      9. org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3669)
      9 frames
    14. JFace
      Window.open
      1. org.eclipse.jface.window.Window.runEventLoop(Window.java:832)
      2. org.eclipse.jface.window.Window.open(Window.java:808)
      2 frames
    15. org.eclipse.debug
      DebugUITools$2.run
      1. org.eclipse.debug.internal.ui.launchConfigurations.LaunchConfigurationsDialog.open(LaunchConfigurationsDialog.java:1154)
      2. org.eclipse.debug.ui.DebugUITools$2.run(DebugUITools.java:611)
      2 frames
    16. RWT
      BusyIndicator.showWhile
      1. org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
      1 frame
    17. org.eclipse.debug
      OpenLaunchDialogAction.run
      1. org.eclipse.debug.ui.DebugUITools.openLaunchConfigurationDialogOnGroup(DebugUITools.java:619)
      2. org.eclipse.debug.ui.DebugUITools.openLaunchConfigurationDialogOnGroup(DebugUITools.java:552)
      3. org.eclipse.debug.ui.actions.OpenLaunchDialogAction.run(OpenLaunchDialogAction.java:82)
      3 frames
    18. JFace
      ActionContributionItem$5.handleEvent
      1. org.eclipse.jface.action.Action.runWithEvent(Action.java:519)
      2. org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:595)
      3. org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:511)
      4. org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:420)
      4 frames
    19. RWT
      Widget.notifyListeners
      1. org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      2. org.eclipse.swt.widgets.Display.sendEvent(Display.java:4199)
      3. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1467)
      4. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1490)
      5. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1475)
      6. org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1279)
      6 frames
    20. JFace
      ActionContributionItem$9.handleEvent
      1. org.eclipse.jface.action.ActionContributionItem$9.handleEvent(ActionContributionItem.java:1293)
      1 frame
    21. RWT
      Display.readAndDispatch
      1. org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      2. org.eclipse.swt.widgets.Display.sendEvent(Display.java:4199)
      3. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1467)
      4. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1490)
      5. org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1475)
      6. org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1279)
      7. org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4042)
      8. org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3669)
      8 frames
    22. Eclipse Workbench SWT
      PartRenderingEngine$9.run
      1. org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1151)
      1 frame
    23. Databinding
      Realm.runWithDefault
      1. org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      1 frame
    24. Eclipse Workbench SWT
      PartRenderingEngine.run
      1. org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1032)
      1 frame
    25. Eclipse Workbench
      E4Workbench.createAndRunUI
      1. org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:148)
      1 frame
    26. Eclipse UI
      Workbench$5.run
      1. org.eclipse.ui.internal.Workbench$5.run(Workbench.java:636)
      1 frame
    27. Databinding
      Realm.runWithDefault
      1. org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      1 frame
    28. Eclipse UI
      Workbench.createAndRunWorkbench
      1. org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:579)
      1 frame
    29. Eclipse UI
      PlatformUI.createAndRunWorkbench
      1. org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
      1 frame
    30. Eclipse IDE
      IDEApplication.start
      1. org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:135)
      1 frame
    31. Equinox Container
      EclipseAppHandle.run
      1. org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      1 frame
    32. Eclipse OSGi
      EclipseStarter.run
      1. org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
      2. org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
      3. org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
      4. org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
      4 frames
    33. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:483)
      4 frames
    34. Equinox
      Main.run
      1. org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:648)
      2. org.eclipse.equinox.launcher.Main.basicRun(Main.java:603)
      3. org.eclipse.equinox.launcher.Main.run(Main.java:1465)
      3 frames