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 freecol by *anonymous
, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at net.sf.freecol.client.gui.option.ListOptionUI.(ListOptionUI.java:94)
at net.sf.freecol.client.gui.option.OptionUI.getOptionUI(OptionUI.java:208)
at net.sf.freecol.client.gui.option.OptionGroupUI.addOptionUI(OptionGroupUI.java:154)
at net.sf.freecol.client.gui.option.OptionGroupUI.addOptionGroupUI(OptionGroupUI.java:148)
at net.sf.freecol.client.gui.option.OptionGroupUI.(OptionGroupUI.java:109)
at net.sf.freecol.client.gui.panel.OptionsDialog.initialize(OptionsDialog.java:127)
at net.sf.freecol.client.gui.panel.ClientOptionsDialog.(ClientOptionsDialog.java:52)
at net.sf.freecol.client.gui.Canvas.(Canvas.java:382)
at net.sf.freecol.client.gui.GUI.startGUI(GUI.java:1030)
at net.sf.freecol.client.FreeColClient$1.run(FreeColClient.java:251)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:226)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:670)
at java.awt.EventQueue.access$400(EventQueue.java:96)
at java.awt.EventQueue$2.run(EventQueue.java:631)
at java.awt.EventQueue$2.run(EventQueue.java:629)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:105)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:640)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:275)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:200)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:185)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:177)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:138)

Users with the same issue

You are the first who have seen this exception.

Write tip

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