java.lang.NullPointerException: This exception has no message.

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 shelled by *anonymous
, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at org.eclipse.dltk.internal.debug.ui.interpreters.AddScriptInterpreterDialog.browseForInstallation(AddScriptInterpreterDialog.java:559)
at org.eclipse.dltk.internal.debug.ui.interpreters.AddScriptInterpreterDialog.access$0(AddScriptInterpreterDialog.java:556)
at org.eclipse.dltk.internal.debug.ui.interpreters.AddScriptInterpreterDialog$1.changeControlPressed(AddScriptInterpreterDialog.java:140)
at org.eclipse.dltk.internal.ui.wizards.dialogfields.StringButtonDialogField.changeControlPressed(StringButtonDialogField.java:55)
at org.eclipse.dltk.internal.ui.wizards.dialogfields.StringButtonDialogField$1.widgetSelected(StringButtonDialogField.java:125)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:234)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1258)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3540)
at org.eclipse.jface.window.Window.runEventLoop(Window.java:825)
at org.eclipse.dltk.internal.debug.ui.interpreters.AddScriptInterpreterDialog.execute(AddScriptInterpreterDialog.java:734)
at org.eclipse.dltk.internal.debug.ui.interpreters.InterpretersBlock.addInterpreter(InterpretersBlock.java:1078)
at org.eclipse.dltk.internal.debug.ui.interpreters.InterpretersBlock$9.handleEvent(InterpretersBlock.java:417)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1258)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3540)
at org.eclipse.jface.window.Window.runEventLoop(Window.java:825)
at org.eclipse.ui.internal.OpenPreferencesAction.run(OpenPreferencesAction.java:65)
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.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1258)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3540)
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.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:369)
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:619)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574)
at org.eclipse.equinox.launcher.Main.run(Main.java:1407)

Users with the same issue

You are the first who have seen this exception. Write a tip to help other users and build your expert profile.

Know the solutions? Share your knowledge to help other developers to debug faster.