[program-java] ANT and eclipse
- From: "Pranav Lal" <pranav.lal@xxxxxxxxx>
- To: <program-java@xxxxxxxxxxxxx>
- Date: Thu, 10 Feb 2011 19:52:48 +0530
Hi all,
I am trying to compile the source code of a demo that has come with the
JfreeChart component. I have selected the ant build to be the build with
default options. I am getting an error. The stack trace is below. What am I
missing?
java.lang.NullPointerException
at org.eclipse.ant.internal.ui.AntUtil.isKnownAntFile(AntUtil.java:593)
at
org.eclipse.ant.internal.ui.launchConfigurations.AntLaunchShortcut.launch(An
tLaunchShortcut.java:465)
at
org.eclipse.debug.internal.ui.launchConfigurations.LaunchShortcutExtension.l
aunch(LaunchShortcutExtension.java:424)
at
org.eclipse.debug.internal.ui.contextlaunching.ContextRunner.launchShortcut(
ContextRunner.java:217)
at
org.eclipse.debug.internal.ui.contextlaunching.ContextRunner.showShortcutSel
ectionDialog(ContextRunner.java:286)
at
org.eclipse.debug.internal.ui.contextlaunching.ContextRunner.selectAndLaunch
(ContextRunner.java:140)
at
org.eclipse.debug.internal.ui.contextlaunching.ContextRunner.launch(ContextR
unner.java:82)
at
org.eclipse.debug.internal.ui.actions.RelaunchLastAction.run(RelaunchLastAct
ion.java:77)
at org.eclipse.ui.internal.PluginAction.runWithEvent(PluginAction.java:251)
at
org.eclipse.ui.internal.WWinPluginAction.runWithEvent(WWinPluginAction.java:
229)
at
org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(Action
ContributionItem.java:584)
at
org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionI
tem.java:501)
at
org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContribu
tionItem.java:411)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4066)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3657)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438)
at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671)
at
org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at
org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at
org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.
java:115)
at
org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:
196)
at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(
EclipseAppLauncher.java:110)
at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAp
pLauncher.java:79)
at
org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:369)
at
org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
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.equinox.launcher.Main.invokeFramework(Main.java:619)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574)
at org.eclipse.equinox.launcher.Main.run(Main.java:1407)
at org.eclipse.equinox.launcher.Main.main(Main.java:1383)
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