Hi

I installed the eclipse plugin with eclipse version 3.3.0 (Build id:
I20060922-0010). But at statup I get a message box "Error notifying a
prefernce change listener. Check the log for details." The editor seems
to work, because it support keyword highlighting works.

Anybody having simliar problems?
Gerhard

Exception:
 
!SESSION 2006-10-17 15:05:18.195
-----------------------------------------------
eclipse.buildId=I20060922-0010
java.version=1.5.0_09
java.vendor=Sun Microsystems Inc.
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=de_DE
Command-line arguments:  -os win32 -ws win32 -arch x86

!ENTRY org.eclipse.ui.workbench 4 2 2006-10-17 15:05:27.419
!MESSAGE Problems occurred when invoking code from plug-in:
"org.eclipse.ui.workbench".
!STACK 0
java.lang.NullPointerException
        at
gov.sandia.jess.editor.JessEditor.applyColorPreferences(JessEditor.java:
85)
        at
gov.sandia.jess.editor.JessEditor.handlePreferenceStoreChanged(JessEdito
r.java:77)
        at
org.eclipse.ui.texteditor.AbstractTextEditor$PropertyChangeListener.prop
ertyChange(AbstractTextEditor.java:604)
        at
org.eclipse.ui.preferences.ScopedPreferenceStore$3.run(ScopedPreferenceS
tore.java:371)
        at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
        at
org.eclipse.ui.preferences.ScopedPreferenceStore.firePropertyChangeEvent
(ScopedPreferenceStore.java:368)
        at
org.eclipse.ui.preferences.ScopedPreferenceStore.setToDefault(ScopedPref
erenceStore.java:662)
        at
org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants
.initializeDefaultValues(AbstractDecoratedTextEditorPreferenceConstants.
java:464)
        at
org.eclipse.ui.editors.text.TextEditorPreferenceConstants.initializeDefa
ultValues(TextEditorPreferenceConstants.java:256)
        at
gov.sandia.jess.editor.JessEditorPlugin.initializeDefaultPluginPreferenc
es(JessEditorPlugin.java:61)
        at
org.eclipse.core.runtime.Plugin.internalInitializeDefaultPluginPreferenc
es(Plugin.java:445)
        at
org.eclipse.core.internal.preferences.legacy.InitLegacyPreferences.init(
InitLegacyPreferences.java:52)
        at
org.eclipse.core.internal.preferences.PreferenceServiceRegistryHelper.ap
plyRuntimeDefaults(PreferenceServiceRegistryHelper.java:146)
        at
org.eclipse.core.internal.preferences.PreferencesService.applyRuntimeDef
aults(PreferencesService.java:337)
        at
org.eclipse.core.internal.preferences.DefaultPreferences.applyRuntimeDef
aults(DefaultPreferences.java:162)
        at
org.eclipse.core.internal.preferences.DefaultPreferences.loadDefaults(De
faultPreferences.java:231)
        at
org.eclipse.core.internal.preferences.DefaultPreferences.load(DefaultPre
ferences.java:227)
        at
org.eclipse.core.internal.preferences.EclipsePreferences.create(EclipseP
references.java:307)
        at
org.eclipse.core.internal.preferences.EclipsePreferences.internalNode(Ec
lipsePreferences.java:543)
        at
org.eclipse.core.internal.preferences.EclipsePreferences.node(EclipsePre
ferences.java:662)
        at
org.eclipse.core.internal.preferences.AbstractScope.getNode(AbstractScop
e.java:38)
        at
org.eclipse.core.runtime.preferences.DefaultScope.getNode(DefaultScope.j
ava:67)
        at
org.eclipse.ui.preferences.ScopedPreferenceStore.getDefaultPreferences(S
copedPreferenceStore.java:247)
        at
org.eclipse.ui.preferences.ScopedPreferenceStore.getPreferenceNodes(Scop
edPreferenceStore.java:281)
        at
org.eclipse.ui.preferences.ScopedPreferenceStore.internalGet(ScopedPrefe
renceStore.java:471)
        at
org.eclipse.ui.preferences.ScopedPreferenceStore.getBoolean(ScopedPrefer
enceStore.java:383)
        at
org.eclipse.ui.texteditor.AbstractDecoratedTextEditor.isLineNumberRulerV
isible(AbstractDecoratedTextEditor.java:507)
        at
org.eclipse.ui.texteditor.AbstractDecoratedTextEditor.doSetInput(Abstrac
tDecoratedTextEditor.java:1186)
        at
org.eclipse.ui.editors.text.TextEditor.doSetInput(TextEditor.java:160)
        at
org.eclipse.ui.texteditor.AbstractTextEditor$19.run(AbstractTextEditor.j
ava:2604)
        at
org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext
.java:369)
        at
org.eclipse.jface.operation.ModalContext.run(ModalContext.java:313)
        at
org.eclipse.jface.window.ApplicationWindow$1.run(ApplicationWindow.java:
767)
        at
org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67)
        at
org.eclipse.jface.window.ApplicationWindow.run(ApplicationWindow.java:76
4)
        at
org.eclipse.ui.internal.WorkbenchWindow.run(WorkbenchWindow.java:2280)
        at
org.eclipse.ui.texteditor.AbstractTextEditor.internalInit(AbstractTextEd
itor.java:2622)
        at
org.eclipse.ui.texteditor.AbstractTextEditor.init(AbstractTextEditor.jav
a:2649)
        at
org.eclipse.ui.internal.EditorManager.createSite(EditorManager.java:838)
        at
org.eclipse.ui.internal.EditorReference.createPartHelper(EditorReference
.java:583)
        at
org.eclipse.ui.internal.EditorReference.createPart(EditorReference.java:
372)
        at
org.eclipse.ui.internal.WorkbenchPartReference.getPart(WorkbenchPartRefe
rence.java:566)
        at
org.eclipse.ui.internal.EditorAreaHelper.setVisibleEditor(EditorAreaHelp
er.java:263)
        at
org.eclipse.ui.internal.EditorManager.setVisibleEditor(EditorManager.jav
a:1444)
        at
org.eclipse.ui.internal.EditorManager$5.run(EditorManager.java:1004)
        at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
        at org.eclipse.core.runtime.Platform.run(Platform.java:850)
        at
org.eclipse.ui.internal.EditorManager.restoreState(EditorManager.java:99
9)
        at
org.eclipse.ui.internal.WorkbenchPage.restoreState(WorkbenchPage.java:28
19)
        at
org.eclipse.ui.internal.WorkbenchWindow.restoreState(WorkbenchWindow.jav
a:1933)
        at
org.eclipse.ui.internal.Workbench.doRestoreState(Workbench.java:2857)
        at
org.eclipse.ui.internal.Workbench.access$14(Workbench.java:2805)
        at org.eclipse.ui.internal.Workbench$19.run(Workbench.java:1681)
        at
org.eclipse.ui.internal.Workbench.runStartupWithProgress(Workbench.java:
1421)
        at
org.eclipse.ui.internal.Workbench.restoreState(Workbench.java:1679)
        at
org.eclipse.ui.internal.Workbench.access$12(Workbench.java:1650)
        at org.eclipse.ui.internal.Workbench$17.run(Workbench.java:1529)
        at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
        at
org.eclipse.ui.internal.Workbench.restoreState(Workbench.java:1473)
        at
org.eclipse.ui.internal.WorkbenchConfigurer.restoreState(WorkbenchConfig
urer.java:183)
        at
org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor
.java:702)
        at org.eclipse.ui.internal.Workbench.init(Workbench.java:1085)
        at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1847)
        at
org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:4
19)
        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(PlatformActiva
tor.java:78)
        at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplicat
ion(EclipseAppLauncher.java:104)
        at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(Eclip
seAppLauncher.java:74)
        at
org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:
348)
        at
org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:
165)
        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:341)
        at org.eclipse.core.launcher.Main.basicRun(Main.java:285)
        at org.eclipse.core.launcher.Main.run(Main.java:987)
        at org.eclipse.core.launcher.Main.main(Main.java:962)


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