1. Java Swing GUI exception - Exception in thread "AWT-EventQueue-0" java.util.NoSuchElementException: Vector Enumeration stackoverflow.comI get this exception when i run my application. I dont have any idea what is going wrong here. Can someone help please. Exception in thread "AWT-EventQueue-0" java.util.NoSuchElementException: Vector Enumeration ... |
2. Should we use EventQueue.invokeLater for any GUI update in java desktop application? stackoverflow.comI know that by using this method, the runnable parameter is submitted to the system EventQueue. But should all GUI updates be done this using this method? I mean, if i want ... |
3. Is update from EDT in swing an absolute rule or are there exceptions? stackoverflow.comIn Swing, the GUI is supposed to be updated by the EDT only, since the GUI components are not thread safe. My question is, if I have a single thread, other than ... |
4. Exception in Thread "AWT-EventQueue-1" stackoverflow.comI'll make this quicky and easy. I get an NPE error... |
5. Exception in thread "AWT-EventQueue-0"? stackoverflow.comI'm working on a simple calculator program using java and javax.swing Basically, when you press a button, the program is supposed to fetch the function of that button (number or operation) and ... |
6. why do i need EventQueue to start a new thread in java EDT? (JAVA) stackoverflow.comDid I get it right? EDT is the main thread of GUI. To start a long operation, it's preferred to run it in new thread. So why do we need to ... |
7. Java EventQueue. Why should everything be in invokelater method? stackoverflow.comin the book that i'm reading, every example of GUI with multithreading has something like that: |
8. AWT-EventQueue thread and AWT-Shutdown thread not shutting down stackoverflow.comThe AWT-EventQueue thread and AWT-Shutdown thread are not shutting down in our application. Is there a debugging technique for finding out why they are not? Any special things to ... |
9. JGraph AWT EventQueue exception on paint (with multithreading) stackoverflow.comSituationI have a visualisation using JGraph. The graph is updated by a different thread to that which instantiates the Visualisation.Expected BehaviourThe graph should be updated by various worker threads. ... |
10. java an object that is set in EventQueue.invokeLater is null stackoverflow.comI have a Class MyClass, that when it runs it initialize a GUI awt frame ("Launch.java"), by calling the GUI's main method. in this main method i have EventQueue.invokeLater whose runnable ... |
11. java swing clear the event queue stackoverflow.comIs it possible to do this in a standard manner? Here is the scenario.
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12. EventQueue inconsistent ID's stackoverflow.comI have a problem with the following example code that shows inconsistent behavior for the EventQueue: |
13. AWT EventQqueue AccessControlException stackoverflow.comI am pushing my own test event queue over the System eventqueue. And in TestEQueue I have over loaded the dispatchEvent method with one call to super.dispatchEvent |
14. Exception in "AWT-EventQueue-0" stackoverflow.comI appologise in advance for this question possibly being hard to interpret, but I'm trying to include the minimum information necessary (I doubt you want to be reading through 10 different ... |
15. Exception in thread "AWT-EventQueue-0" java.lang.ClassCastException: javax.swing.KeyS coderanch.comHi all, Please excuse if this is in the wrong section but as the beginning of the error said Thread i figured probably the best place to put it. I am currently working on a Java Chat program, and have been encountering this error that is driving me insane!! It only seems to happen now and again, most of the time ... |
16. getting an error "Exception in thread "AWT-EventQueue-0" java.lang.NullPointerExcept" coderanch.comThe soul is dyed the color of its thoughts. Think only on those things that are in line with your principles and can bear the light of day. The content of your character is your choice. Day by day, what you do is who you become. Your integrity is your destiny - it is the light that guides your way. - ... |
17. Exception in thread "AWT-EventQueue-0" coderanch.com |
19. Exception in thread "AWT-EventQueue-0" java.lang.NoSuchMethodError: coderanch.comwhen i press button "Send" .Error message found Exception in thread "AWT-EventQueue-0" java.lang.NoSuchMethodError: ConnectServer. |
20. another kind of Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: Java heap space coderanch.comHi, I'm sorry, I don't speak english very well :-S (but if you want to speak french, I'll say: good idea ! ) I'll even try to introduce my problem to you: I've this message : Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: Java heap space after compilation of the following lines: (In fact, it works with little pics, but not bigs (10MB), ... |
21. Exception in thread "AWT-EventQueue-0" org.eclipse.swt.SWTException: Invalid thread access coderanch.comHey, For my application I have created a menu in the system tray. When you click left you get some dynamic data and when you click right on my menu you get a screen to add a new dynamic menuitem to my system tray menu. but when I try to add something to that menu I get this error: Exception in ... |
22. Threading issues with java.awt.EventQueue.push coderanch.com |
23. Exception in thread "AWT-EventQueue-0" error coderanch.com |
24. Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException java-forums.orgException in thread "AWT-EventQueue-0" java.lang.NullPointerException at Matchess.myTurn(Matchess.java:66) at Matchsticks.actionPerformed(Matchsticks.java:119) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236) at java.awt.Component.processMouseEvent(Component.java:6041) at javax.swing.JComponent.processMouseEvent(JComponent.java:3265) at java.awt.Component.processEvent(Component.java:5806) at java.awt.Container.processEvent(Container.java:2058) at java.awt.Component.dispatchEventImpl(Component.java:4413) at java.awt.Container.dispatchEventImpl(Container.java:2116) at java.awt.Component.dispatchEvent(Component.java:4243) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4322) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3986) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3916) at java.awt.Container.dispatchEventImpl(Container.java:2102) at java.awt.Window.dispatchEventImpl(Window.java:2440) at java.awt.Component.dispatchEvent(Component.java:4243) at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160) at java.awt.EventDispatchThread.run(EventDispatchThread.java:121) |
25. Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException java-forums.orgi am making an application for a online test.... i hav stored question and ans in sql server 2005. But when i compare the correct ans with ans supplied by users i get following Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at online1.actionPerformed(online1.java:685) at javax.swing.AbstractButton.fireActionPerformed(Unk nown Source) at javax.swing.AbstractButton$Handler.actionPerformed (Unknown Source) at javax.swing.DefaultButtonModel.fireActionPerformed (Unknown Source) at javax.swing.DefaultButtonModel.setPressed(Unknown Source) at javax.swing.plaf.basic.BasicButtonListener.mouseRe leased(Unknown Sour ce) ... |
26. help debugging: exception in thread "AWT-EventQueue-0" java.lang.NullPointerException java-forums.orginit: deps-jar: Compiling 5 source files to /home/peter/NetBeansProjects/JSynthLib/build/classes Copying 10 files to /home/peter/NetBeansProjects/JSynthLib/build/classes compile: java.lang.ArrayIndexOutOfBoundsException: 3 at core.MidiUtil.setSysexInputQueue(MidiUtil.java:367) at core.Device.setInPort(Device.java:326) at core.Device.setup(Device.java:117) at core.AppConfig.addDevice(AppConfig.java:351) at core.AppConfig.loadPrefs(AppConfig.java:49) at core.PatchEdit. |
27. Error - Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: Java heap java-forums.orgI have faced this error and i could find the solution. Could anyone please solve it? Urgent. Thanks Below is my coding: Java Code: import java.io.BufferedWriter; import java.io.File; import java.io.FileWriter; import javax.swing.JFileChooser; import javax.swing.JOptionPane; public class toolFrame extends javax.swing.JFrame { final JFileChooser fc = new JFileChooser(); private String output = "Result.txt"; File file = new File(output); TextFile tf = new TextFile(); ... |
28. Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException java-forums.orgHy i am getting this error! at TicTacToe. |
29. Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException java-forums.orgException in thread "AWT-EventQueue-0" java.lang.NullPointerException at javax.swing.plaf.basic.BasicTextUI.getVisibleEdito rRect(BasicTextUI.java:983) at javax.swing.plaf.basic.BasicTextUI.paintSafely(Bas icTextUI.java:720) at javax.swing.plaf.basic.BasicTextUI.paint(BasicText UI.java:869) at javax.swing.plaf.basic.BasicTextUI.update(BasicTex tUI.java:848) at javax.swing.JComponent.paintComponent(JComponent.j ava:752) at javax.swing.JComponent.paint(JComponent.java:1029) at javax.swing.JComponent.paintToOffscreen(JComponent .java:5124) at javax.swing.BufferStrategyPaintManager.paint(Buffe rStrategyPaintManager.java:278) at javax.swing.RepaintManager.paint(RepaintManager.ja va:1224) at javax.swing.JComponent._paintImmediately(JComponen t.java:5072) at javax.swing.JComponent.paintImmediately(JComponent .java:4882) at javax.swing.RepaintManager.paintDirtyRegions(Repai ntManager.java:785) at javax.swing.RepaintManager.paintDirtyRegions(Repai ntManager.java:713) at javax.swing.RepaintManager.seqPaintDirtyRegions(Re paintManager.java:693) at javax.swing.SystemEventQueueUtilities$ComponentWor kRequest.run(SystemEventQueueUtilities.java:125) at java.awt.event.InvocationEvent.dispatch(Invocation Event.java:209) at java.awt.EventQueue.dispatchEvent(EventQueue.java: 597) at java.awt.EventDispatchThread.pumpOneEventForFilter s(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForFilter(E ventDispatchThread.java:184) ... |
30. Simple Swing throws Exception in thread "AWT-EventQueue-0" java-forums.orgI am trying to learn Swing, so I purchased Herb Schildt's Beginner's guide, and the first simple program is : import javax.swing.*; class SwingDemo { SwingDemo() { JFrame jfrm = new JFrame("A Simple Swing Program"); jfrm.setSize(275, 100); jfrm.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE ); JLabel jlab = new JLabel("Swing powers the modern Java GUI"); jfrm.getContentPane().add(jlab); jfrm.setVisible(true); } /** * @param args */ public static void main(String[] ... |
31. Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException with jcombox :S java-forums.orgHi I'm having a lot of trouble with a program I'm doing for some coursework. At the moment my main problems are : 1. The program wont let me use the savep button which calls the savepart() method as it throws the error above. Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at Menu.savepart(Menu.java:511) at Menu.actionPerformed(Menu.java:435) at javax.swing.AbstractButton.fireActionPerformed(Unk nown Source) at javax.swing.AbstractButton$Handler.actionPerformed (Unknown Source) ... |
32. Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException java-forums.orgException in thread "AWT-EventQueue-0" java.lang.NullPointerException at javax.swing.SwingUtilities.computeIntersection(Unknown Source) at javax.swing.RepaintManager.paintDirtyRegions(Unknown Source) at javax.swing.RepaintManager.paintDirtyRegions(Unknown Source) at javax.swing.RepaintManager.seqPaintDirtyRegions(Unknown Source) at javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run(Unknown Source) at java.awt.event.InvocationEvent.dispatch(Unknown Source) at java.awt.EventQueue.dispatchEventImpl(Unknown Source) at java.awt.EventQueue.access$000(Unknown Source) at java.awt.EventQueue$1.run(Unknown Source) at java.awt.EventQueue$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.security.AccessControlContext$1.doIntersectionPrivilege(Unknown Source) at java.awt.EventQueue.dispatchEvent(Unknown Source) at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.run(Unknown ... |
33. Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException java-forums.orgI am getting the following error on execution of the program,the highlighted line is Line number 113 from the errorcode: Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at login.Purchase.actionPerformed(Purchase.java:113) at javax.swing.AbstractButton.fireActionPerformed(Abs tractButton.java:2018) at javax.swing.AbstractButton$Handler.actionPerformed (AbstractButton.java:2341) at javax.swing.DefaultButtonModel.fireActionPerformed (DefaultButtonModel.java:402) at javax.swing.DefaultButtonModel.setPressed(DefaultB uttonModel.java:259) at javax.swing.plaf.basic.BasicButtonListener.mouseRe leased(BasicButtonListener.java:252) at java.awt.Component.processMouseEvent(Component.jav a:6504) at javax.swing.JComponent.processMouseEvent(JComponen t.java:3321) at java.awt.Component.processEvent(Component.java:626 9) at java.awt.Container.processEvent(Container.java:222 9) at java.awt.Component.dispatchEventImpl(Component.jav a:4860) at java.awt.Container.dispatchEventImpl(Container.jav a:2287) at ... |
34. Exception in thread "AWT-EventQueue-0" java.lang.IllegalStateException: java-forums.orgHi all, Iam using GroupLayout to layout components in a JFrame. The frame inturn has three JPanels ( which also use GroupLayout to layout their contents) . When the following code is executed, midlePanelLayout.setHorizontalGroup( midlePanelLayout.createParallelGroup(GroupLayout.A lignment.LEADING).addComponent(scrollPane, GroupLayout.PREFERRED_SIZE, size1, GroupLayout.PREFERRED_SIZE).addComponent(buttonPan el, GroupLayout.PREFERRED_SIZE, size1, GroupLayout.PREFERRED_SIZE)); midlePanelLayout.setVerticalGroup( midlePanelLayout.createSequentialGroup().addCompon ent(scrollPane, GroupLayout.PREFERRED_SIZE, size2, GroupLayout.PREFERRED_SIZE).addComponent(buttonPan el, GroupLayout.PREFERRED_SIZE, size3, GroupLayout.PREFERRED_SIZE)); the following exception is thrown : Exception in ... |
35. Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException java-forums.orgI am getting the following exception when I am running my Swing Application. But the program continues and does not terminate abruptly unlike general Exceptions Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at javax.swing.plaf.basic.BasicTreeUI.paintRow(BasicT reeUI.java:1399) at javax.swing.plaf.basic.BasicTreeUI.paint(BasicTree UI.java:1189) at javax.swing.plaf.ComponentUI.update(ComponentUI.ja va:142) at javax.swing.JComponent.paintComponent(JComponent.j ava:742) at javax.swing.JComponent.paint(JComponent.java:1005) at javax.swing.JComponent.paintWithOffscreenBuffer(JC omponent.java:4963) at javax.swing.JComponent.paintDoubleBuffered(JCompon ent.java:4916) at javax.swing.JComponent._paintImmediately(JComponen t.java:4859) at javax.swing.JComponent.paintImmediately(JComponent .java:4666) at javax.swing.RepaintManager.paintDirtyRegions(Repai ntManager.java:451) at javax.swing.SystemEventQueueUtilities$ComponentWor ... |