| what happened |
Opening "scala.tools.nsc.Global.scala" in the editor gives a presentation compiler error with the message: "ille\
gal cyclic reference involving object Predef". After that subsequent errors occur, such as "An error has occurre\
d when activating this view". Environment: Win XP, JDK6, Eclipse 3.2.2, Scala Development Tools 2.6.3; viewed so\
urce code taken from Scala 2.6.0-RC1 (also tried with 2.5.1-final)
!ENTRY ch.epfl.lamp.sdt.core 4 4 2007-08-07 16:23:55.235
!MESSAGE Presentation compiler error
!STACK 0
scala.tools.nsc.symtab.Symbols$CyclicReference: illegal cyclic reference involving object Predef
at scala.tools.nsc.symtab.Symbols$Symbol.info(Symbols.scala:442)
at scala.tools.nsc.symtab.Symbols$Symbol.tpe(Symbols.scala:427)
at scala.tools.nsc.symtab.Symbols$Symbol.tpeHK(Symbols.scala:575)
at scala.tools.nsc.symtab.Types$Type.memberType(Types.scala:335)
at scala.tools.nsc.ast.TreeGen.mkAttributedSelect(TreeGen.scala:120)
at scala.tools.nsc.ast.TreeGen.mkAttributedRef(TreeGen.scala:61)
at scala.tools.nsc.ast.TreeGen.mkAttributedRef(TreeGen.scala:67)
at scala.tools.nsc.ast.TreeGen.mkAttributedStableRef(TreeGen.scala:102)
at scala.tools.nsc.typechecker.Contexts$class.addImport$0(Contexts.scala:63)
at scala.tools.nsc.typechecker.Contexts$$anonfun$0.apply(Contexts.scala:71)
at scala.tools.nsc.typechecker.Contexts$$anonfun$0.apply(Contexts.scala:70)
at scala.List.foreach(List.scala:707)
at scala.tools.nsc.typechecker.Contexts$class.rootContext(Contexts.scala:70)
at scala.tools.nsc.Global$analyzer$.rootContext(Global.scala:267)
at scala.tools.nsc.typechecker.Contexts$class.rootContext(Contexts.scala:56)
at scala.tools.nsc.Global$analyzer$.rootContext(Global.scala:267)
at scala.tools.nsc.typechecker.Analyzer$namerFactory$$anon$0.apply(Analyzer.scala:28)
at scala.tools.nsc.Global$GlobalPhase.applyPhase(Global.scala:251)
at scala.tools.nsc.Global$Run$$anonfun$9.apply(Global.scala:589)
at scala.tools.nsc.Global$Run$$anonfun$9.apply(Global.scala:589)
at scala.tools.nsc.symtab.SymbolTable.atPhase(SymbolTable.scala:85)
at scala.tools.nsc.Global$Run.compileLate(Global.scala:589)
at scala.tools.nsc.symtab.SymbolLoaders$SourcefileLoader.doComplete(SymbolLoaders.scala:277)
at scala.tools.nsc.symtab.SymbolLoaders$SymbolLoader.complete(SymbolLoaders.scala:52)
at scala.tools.nsc.symtab.Symbols$Symbol.info(Symbols.scala:448)
at scala.tools.nsc.symtab.Symbols$Symbol.tpe(Symbols.scala:427)
at scala.tools.nsc.symtab.Symbols$Symbol.tpeHK(Symbols.scala:575)
at scala.tools.nsc.symtab.Types$Type.memberType(Types.scala:335)
at scala.tools.nsc.ast.TreeGen.mkAttributedSelect(TreeGen.scala:120)
at scala.tools.nsc.ast.TreeGen.mkAttributedRef(TreeGen.scala:61)
at scala.tools.nsc.ast.TreeGen.mkAttributedRef(TreeGen.scala:67)
at scala.tools.nsc.ast.TreeGen.mkAttributedStableRef(TreeGen.scala:102)
at scala.tools.nsc.typechecker.Contexts$class.addImport$0(Contexts.scala:63)
at scala.tools.nsc.typechecker.Contexts$$anonfun$0.apply(Contexts.scala:71)
at scala.tools.nsc.typechecker.Contexts$$anonfun$0.apply(Contexts.scala:70)
at scala.List.foreach(List.scala:707)
at scala.tools.nsc.typechecker.Contexts$class.rootContext(Contexts.scala:70)
at scala.tools.nsc.Global$analyzer$.rootContext(Global.scala:267)
at scala.tools.nsc.typechecker.Contexts$class.rootContext(Contexts.scala:56)
at scala.tools.nsc.Global$analyzer$.rootContext(Global.scala:267)
at scala.tools.nsc.typechecker.Analyzer$namerFactory$$anon$0.apply(Analyzer.scala:28)
at scala.tools.nsc.Global$GlobalPhase.applyPhase(Global.scala:251)
at scala.tools.nsc.Global$GlobalPhase$$anonfun$2.apply(Global.scala:240)
at scala.tools.nsc.Global$GlobalPhase$$anonfun$2.apply(Global.scala:240)
at scala.Iterator$class.foreach(Iterator.scala:364)
at scala.collection.mutable.ListBuffer$$anon$0.foreach(ListBuffer.scala:248)
at scala.tools.nsc.Global$GlobalPhase.run(Global.scala:240)
at scala.tools.nsc.Global$Run.compileSources(Global.scala:535)
at ch.epfl.lamp.sdt.build.ScalaCompilerManager$SemanticCompiler.unitFor(ScalaCompilerManager.java:478)
at ch.epfl.lamp.sdt.build.ScalaCompilerManager$SemanticCompiler.modelFor(ScalaCompilerManager.java:528)
at ch.epfl.lamp.sdt.core.ScalaProject.outline(ScalaProject.java:126)
at ch.epfl.lamp.sdt.ui.scalaeditor.ScalaEditor.outline(ScalaEditor.java:156)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction.run(HighlightAction.java:109)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction.run(HighlightAction.java:79)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction$1.run(HighlightAction.java:63)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction.run(HighlightAction.java:67)
at ch.epfl.lamp.sdt.ui.scalaeditor.ScalaEditor$2.focusGained(ScalaEditor.java:229)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:105)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:928)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:952)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:933)
at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:1970)
at org.eclipse.swt.widgets.Widget.wmSetFocus(Widget.java:2145)
at org.eclipse.swt.widgets.Control.WM_SETFOCUS(Control.java:3860)
at org.eclipse.swt.widgets.Canvas.WM_SETFOCUS(Canvas.java:297)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:3312)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:4025)
at org.eclipse.swt.internal.win32.OS.SetFocus(Native Method)
at org.eclipse.swt.widgets.Control.forceFocus(Control.java:735)
at org.eclipse.swt.widgets.Control.setSavedFocus(Control.java:2546)
at org.eclipse.swt.widgets.Decorations.restoreFocus(Decorations.java:759)
at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1580)
at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:1714)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:3244)
at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1539)
at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:1634)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:4025)
at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method)
at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:2401)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2963)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1930)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1894)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:422)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:95)
at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:78)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336)
at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
at org.eclipse.core.launcher.Main.run(Main.java:977)
at org.eclipse.core.launcher.Main.main(Main.java:952)
!ENTRY ch.epfl.lamp.sdt.core 4 4 2007-08-07 16:23:55.329
!MESSAGE Presentation compiler error
!STACK 0
java.lang.AssertionError: assertion failed
at scala.Predef$.assert(Predef.scala:85)
at scala.tools.nsc.Global$GlobalPhase.applyPhase(Global.scala:253)
at scala.tools.nsc.Global$GlobalPhase$$anonfun$2.apply(Global.scala:240)
at scala.tools.nsc.Global$GlobalPhase$$anonfun$2.apply(Global.scala:240)
at scala.Iterator$class.foreach(Iterator.scala:364)
at scala.collection.mutable.ListBuffer$$anon$0.foreach(ListBuffer.scala:248)
at scala.tools.nsc.Global$GlobalPhase.run(Global.scala:240)
at scala.tools.nsc.Global$Run.compileSources(Global.scala:535)
at ch.epfl.lamp.sdt.build.ScalaCompilerManager$SemanticCompiler.unitFor(ScalaCompilerManager.java:478)
at ch.epfl.lamp.sdt.build.ScalaCompilerManager$SemanticCompiler.modelFor(ScalaCompilerManager.java:528)
at ch.epfl.lamp.sdt.core.ScalaProject.outline(ScalaProject.java:126)
at ch.epfl.lamp.sdt.ui.scalaeditor.ScalaEditor.outline(ScalaEditor.java:156)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction.run(HighlightAction.java:109)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction.run(HighlightAction.java:79)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction$1.run(HighlightAction.java:63)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction.run(HighlightAction.java:67)
at ch.epfl.lamp.sdt.ui.scalaeditor.ScalaEditor$2.focusGained(ScalaEditor.java:229)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:105)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:928)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:952)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:933)
at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:1970)
at org.eclipse.swt.widgets.Widget.wmSetFocus(Widget.java:2145)
at org.eclipse.swt.widgets.Control.WM_SETFOCUS(Control.java:3860)
at org.eclipse.swt.widgets.Canvas.WM_SETFOCUS(Canvas.java:297)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:3312)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:4025)
at org.eclipse.swt.internal.win32.OS.SetFocus(Native Method)
at org.eclipse.swt.widgets.Control.forceFocus(Control.java:735)
at org.eclipse.swt.widgets.Control.setSavedFocus(Control.java:2546)
at org.eclipse.swt.widgets.Decorations.restoreFocus(Decorations.java:759)
at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1580)
at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:1714)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:3244)
at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1539)
at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:1634)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:4025)
at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method)
at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:2401)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2963)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1930)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1894)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:422)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:95)
at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:78)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336)
at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
at org.eclipse.core.launcher.Main.run(Main.java:977)
at org.eclipse.core.launcher.Main.main(Main.java:952)
!ENTRY org.eclipse.ui 4 4 2007-08-07 16:23:55.329
!MESSAGE Unhandled event loop exception
!ENTRY org.eclipse.ui 4 0 2007-08-07 16:23:55.344
!MESSAGE Assertion failed: ContentViewer must have a content provider when input is set.
!STACK 0
org.eclipse.jface.util.Assert$AssertionFailedException: Assertion failed: ContentViewer must have a content prov\
ider when input is set.
at org.eclipse.jface.util.Assert.isTrue(Assert.java:182)
at org.eclipse.jface.viewers.ContentViewer.setInput(ContentViewer.java:242)
at org.eclipse.jface.viewers.StructuredViewer.setInput(StructuredViewer.java:1542)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction.run(HighlightAction.java:109)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction.run(HighlightAction.java:79)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction$1.run(HighlightAction.java:63)
at ch.epfl.lamp.sdt.ui.actions.HighlightAction.run(HighlightAction.java:67)
at ch.epfl.lamp.sdt.ui.scalaeditor.ScalaEditor$2.focusGained(ScalaEditor.java:229)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:105)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:928)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:952)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:933)
at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:1970)
at org.eclipse.swt.widgets.Widget.wmSetFocus(Widget.java:2145)
at org.eclipse.swt.widgets.Control.WM_SETFOCUS(Control.java:3860)
at org.eclipse.swt.widgets.Canvas.WM_SETFOCUS(Canvas.java:297)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:3312)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:4025)
at org.eclipse.swt.internal.win32.OS.SetFocus(Native Method)
at org.eclipse.swt.widgets.Control.forceFocus(Control.java:735)
at org.eclipse.swt.widgets.Control.setSavedFocus(Control.java:2546)
at org.eclipse.swt.widgets.Decorations.restoreFocus(Decorations.java:759)
at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1580)
at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:1714)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:3244)
at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1539)
at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:1634)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:4025)
at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method)
at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:2401)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2963)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1930)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1894)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:422)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:95)
at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:78)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336)
at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
at org.eclipse.core.launcher.Main.run(Main.java:977)
at org.eclipse.core.launcher.Main.main(Main.java:952)
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