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[cdt-releng-inbox] [Bug 281676] New: Errors running CDT partially from workspace

https://bugs.eclipse.org/bugs/show_bug.cgi?id=281676  
Product/Component: CDT / cdt-releng
           Summary: Errors running CDT partially from workspace
           Product: CDT
           Version: 6.0
          Platform: PC
        OS/Version: Windows 2000
            Status: NEW
          Severity: normal
          Priority: P3
         Component: cdt-releng
        AssignedTo: cdt-releng-inbox@xxxxxxxxxxx
        ReportedBy: markus.milleder@xxxxxxxxxx
         QAContact: vivkong@xxxxxxxxxx


Build ID: I20090611-1540

Steps To Reproduce:
1. Download eclipse-SDK-3.5-win32.zip and cdt-master-6.0.0.zip
2. Unpack the SDK and install CDT
3. Import org.eclipse.cdt.managedbuilder.core as a project with source folders
4. Create a new Eclipse Application launch, accepting defaults
5. Launch "New_configuration"
6. Create a C++ project
7. In the project properties, access C++ Build->Tool Chain Editor
8. Observe an error (see below).

More information:
9. Close the runtime workbench, close the org.eclipse.cdt.managedbuilder.core
project, launch again
10. Accessing the property page now works.

This happens on Windows 2000 and Windows XP, Sun jre 1.6.0_13

I'm reporting this against CDT releng, as it may simply be a packaging problem
with the source bundle - or even user error (but it has happened to me on 2
machines).

Error:
Problems occurred when invoking code from plug-in: "org.eclipse.jface".

java.lang.NullPointerException
at
org.eclipse.cdt.managedbuilder.internal.tcmodification.extension.RulesManager.getRules(RulesManager.java:277)
at
org.eclipse.cdt.managedbuilder.internal.tcmodification.ToolChainModificationManager.getConflictMatches(ToolChainModificationManager.java:198)
at
org.eclipse.cdt.managedbuilder.internal.tcmodification.ToolChainModificationManager.getConflictInfo(ToolChainModificationManager.java:156)
at
org.eclipse.cdt.managedbuilder.internal.tcmodification.FolderInfoModification.getParentConflictMatchSet(FolderInfoModification.java:77)
at
org.eclipse.cdt.managedbuilder.internal.tcmodification.FolderInfoModification.initCompatibilityInfo(FolderInfoModification.java:173)
at
org.eclipse.cdt.managedbuilder.internal.tcmodification.FolderInfoModification.getCurrentCompatibilityInfo(FolderInfoModification.java:154)
at
org.eclipse.cdt.managedbuilder.internal.tcmodification.FolderInfoModification.isToolChainCompatible(FolderInfoModification.java:164)
at
org.eclipse.cdt.managedbuilder.ui.properties.ToolChainEditTab.showErrorMessage(ToolChainEditTab.java:196)
at
org.eclipse.cdt.managedbuilder.ui.properties.ToolChainEditTab.updateData(ToolChainEditTab.java:187)
at
org.eclipse.cdt.managedbuilder.ui.properties.ToolChainEditTab.updateData(ToolChainEditTab.java:183)
at
org.eclipse.cdt.ui.newui.AbstractCPropertyTab.setVisible(AbstractCPropertyTab.java:242)
at
org.eclipse.cdt.ui.newui.AbstractCPropertyTab.handleTabEvent(AbstractCPropertyTab.java:539)
at org.eclipse.cdt.ui.newui.AbstractPage.setVisible(AbstractPage.java:806)
at
org.eclipse.jface.preference.PreferenceDialog.showPage(PreferenceDialog.java:1323)
at
org.eclipse.ui.internal.dialogs.FilteredPreferenceDialog.showPage(FilteredPreferenceDialog.java:679)
at
org.eclipse.jface.preference.PreferenceDialog$10.run(PreferenceDialog.java:708)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
at
org.eclipse.jface.preference.PreferenceDialog$9.selectionChanged(PreferenceDialog.java:704)
at org.eclipse.jface.viewers.StructuredViewer$3.run(StructuredViewer.java:864)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.core.runtime.Platform.run(Platform.java:888)
at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:48)
at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
at
org.eclipse.jface.viewers.StructuredViewer.firePostSelectionChanged(StructuredViewer.java:862)
at
org.eclipse.jface.viewers.StructuredViewer.handlePostSelect(StructuredViewer.java:1175)
at
org.eclipse.jface.viewers.StructuredViewer$5.widgetSelected(StructuredViewer.java:1200)
at
org.eclipse.jface.util.OpenStrategy.firePostSelectionEvent(OpenStrategy.java:251)
at org.eclipse.jface.util.OpenStrategy.access$5(OpenStrategy.java:245)
at org.eclipse.jface.util.OpenStrategy$3.run(OpenStrategy.java:419)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:134)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3855)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3476)
at org.eclipse.jface.window.Window.runEventLoop(Window.java:825)
at org.eclipse.jface.window.Window.open(Window.java:801)
at
org.eclipse.ui.dialogs.PropertyDialogAction.run(PropertyDialogAction.java:157)
at org.eclipse.jface.action.Action.runWithEvent(Action.java:498)
at
org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:584)
at
org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:501)
at
org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:411)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1003)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3880)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3473)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2405)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2369)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2221)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:500)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:493)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at
org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:113)
at
org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:194)
at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:368)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:559)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:514)
at org.eclipse.equinox.launcher.Main.run(Main.java:1311)
at org.eclipse.equinox.launcher.Main.main(Main.java:1287)


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