Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via pydev by cbonar
, 1 year ago
This exception has no message.
via pydev by askerl
, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at org.python.pydev.refactoring.ast.adapters.FunctionArgAdapter.getSignature(FunctionArgAdapter.java:66)	at org.python.pydev.refactoring.ast.adapters.FunctionDefAdapter.getSignature(FunctionDefAdapter.java:36)	at org.python.pydev.refactoring.ui.model.overridemethods.FunctionTreeNode.getLabel(FunctionTreeNode.java:24)	at org.python.pydev.refactoring.ui.model.tree.TreeLabelProvider.getText(TreeLabelProvider.java:26)	at org.eclipse.jface.viewers.StructuredViewer.buildLabel(StructuredViewer.java:2102)	at org.eclipse.jface.viewers.TreeViewer.doUpdateItem(TreeViewer.java:258)	at org.eclipse.jface.viewers.AbstractTreeViewer$UpdateItemSafeRunnable.run(AbstractTreeViewer.java:95)	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)	at org.eclipse.core.runtime.Platform.run(Platform.java:843)	at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:44)	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:149)	at org.eclipse.jface.viewers.AbstractTreeViewer.doUpdateItem(AbstractTreeViewer.java:849)	at org.eclipse.jface.viewers.StructuredViewer$UpdateItemSafeRunnable.run(StructuredViewer.java:465)	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)	at org.eclipse.core.runtime.Platform.run(Platform.java:843)	at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:44)	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:149)	at org.eclipse.jface.viewers.StructuredViewer.updateItem(StructuredViewer.java:1955)	at org.eclipse.jface.viewers.AbstractTreeViewer.createTreeItem(AbstractTreeViewer.java:753)	at org.eclipse.jface.viewers.AbstractTreeViewer$1.run(AbstractTreeViewer.java:731)	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67)	at org.eclipse.jface.viewers.AbstractTreeViewer.createChildren(AbstractTreeViewer.java:705)	at org.eclipse.jface.viewers.TreeViewer.createChildren(TreeViewer.java:892)	at org.eclipse.jface.viewers.AbstractTreeViewer.internalExpandToLevel(AbstractTreeViewer.java:1497)	at org.eclipse.jface.viewers.AbstractTreeViewer.internalExpandToLevel(AbstractTreeViewer.java:1507)	at org.eclipse.jface.viewers.AbstractTreeViewer$5.run(AbstractTreeViewer.java:1289)	at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1323)	at org.eclipse.jface.viewers.CheckboxTreeViewer.preservingSelection(CheckboxTreeViewer.java:371)	at org.eclipse.jface.viewers.AbstractTreeViewer.inputChanged(AbstractTreeViewer.java:1277)	at org.eclipse.jface.viewers.ContentViewer.setInput(ContentViewer.java:250)	at org.eclipse.jface.viewers.StructuredViewer.setInput(StructuredViewer.java:1542)	at org.python.pydev.refactoring.ui.pages.OverrideMethodsPage.createTreeViewer(OverrideMethodsPage.java:193)	at org.python.pydev.refactoring.ui.pages.OverrideMethodsPage.createTreeComp(OverrideMethodsPage.java:149)	at org.python.pydev.refactoring.ui.pages.OverrideMethodsPage.createMainComp(OverrideMethodsPage.java:88)	at org.python.pydev.refactoring.ui.pages.OverrideMethodsPage.createControl(OverrideMethodsPage.java:198)	at org.eclipse.jface.wizard.Wizard.createPageControls(Wizard.java:180)	at org.eclipse.jface.wizard.WizardDialog.createPageControls(WizardDialog.java:614)	at org.eclipse.jface.wizard.WizardDialog.createContents(WizardDialog.java:502)	at org.eclipse.jface.window.Window.create(Window.java:426)	at org.eclipse.jface.dialogs.Dialog.create(Dialog.java:1124)	at org.eclipse.jface.window.Window.open(Window.java:785)	at org.eclipse.ltk.ui.refactoring.RefactoringWizardOpenOperation$1.run(RefactoringWizardOpenOperation.java:132)	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67)	at org.eclipse.ltk.ui.refactoring.RefactoringWizardOpenOperation.run(RefactoringWizardOpenOperation.java:145)	at org.python.pydev.refactoring.ui.actions.internal.AbstractRefactoringAction.openWizard(AbstractRefactoringAction.java:94)	at org.python.pydev.refactoring.ui.actions.internal.AbstractRefactoringAction.run(AbstractRefactoringAction.java:109)	at org.python.pydev.refactoring.ui.actions.OverrideMethodsAction.run(OverrideMethodsAction.java:11)	at org.eclipse.ui.internal.PluginAction.runWithEvent(PluginAction.java:254)	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:539)	at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:488)	at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:400)	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1085)	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3180)	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2856)	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(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	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)