I designed the page using netbeans ans used the generated code in my program. It gives me the following error. Can someone tell me what this error means?
Exception in thread "AWT-EventQueue-0" java.lang.IllegalStateException: javax.swing.JTextField[,0,0,0x0,invalid,layout=javax.swing.plaf.basic.BasicTextUI$UpdateHandler,alignmentX=0.0,alignmentY=0.0,border=javax.swing.plaf.BorderUIResource$CompoundBorderUIResource@4f6ac7f,flags=296,maximumSize=,minimumSize=,preferredSize=,caretColor=sun.swing.PrintColorUIResource[r=51,g=51,b=51],disabledTextColor=javax.swing.plaf.ColorUIResource[r=184,g=207,b=229],editable=true,margin=javax.swing.plaf.InsetsUIResource[top=0,left=0,bottom=0,right=0],selectedTextColor=sun.swing.PrintColorUIResource[r=51,g=51,b=51],selectionColor=javax.swing.plaf.ColorUIResource[r=184,g=207,b=229],columns=0,columnWidth=0,command=,horizontalAlignment=LEADING] is not attached to a horizontal group
at javax.swing.GroupLayout.checkComponents(GroupLayout.java:1086)
at javax.swing.GroupLayout.prepare(GroupLayout.java:1040)
at javax.swing.GroupLayout.preferredLayoutSize(GroupLayout.java:878)
at java.awt.Container.preferredSize(Container.java:1788)
at java.awt.Container.getPreferredSize(Container.java:1773)
at javax.swing.JComponent.getPreferredSize(JComponent.java:1662)
at javax.swing.GroupLayout$ComponentSpring.calculateNonlinkedPreferredSize(GroupLayout.java:3019)
at javax.swing.GroupLayout$ComponentSpring.calculateNonlinkedMinimumSize(GroupLayout.java:3005)
at javax.swing.GroupLayout$ComponentSpring.calculateMinimumSize(GroupLayout.java:2972)
at javax.swing.GroupLayout$Spring.getMinimumSize(GroupLayout.java:1336)
at javax.swing.GroupLayout$ComponentSpring.calculatePreferredSize(GroupLayout.java:2979)
at javax.swing.GroupLayout$Spring.getPreferredSize(GroupLayout.java:1346)
at javax.swing.GroupLayout$Group.getSpringSize(GroupLayout.java:1638)
at javax.swing.GroupLayout$Group.calculateSize(GroupLayout.java:1624)
at javax.swing.GroupLayout$Group.calculatePreferredSize(GroupLayout.java:1602)
at javax.swing.GroupLayout$Spring.getPreferredSize(GroupLayout.java:1346)
at javax.swing.GroupLayout$Group.getSpringSize(GroupLayout.java:1638)
at javax.swing.GroupLayout$Group.calculateSize(GroupLayout.java:1622)
at javax.swing.GroupLayout$Group.calculatePreferredSize(GroupLayout.java:1602)
at javax.swing.GroupLayout$Spring.getPreferredSize(GroupLayout.java:1346)
at javax.swing.GroupLayout$Group.getSpringSize(GroupLayout.java:1638)
at javax.swing.GroupLayout$Group.calculateSize(GroupLayout.java:1622)
at javax.swing.GroupLayout$Group.calculatePreferredSize(GroupLayout.java:1602)
at javax.swing.GroupLayout$Spring.getPreferredSize(GroupLayout.java:1346)
at javax.swing.GroupLayout.preferredLayoutSize(GroupLayout.java:879)
at java.awt.Container.preferredSize(Container.java:1788)
at java.awt.Container.getPreferredSize(Container.java:1773)
at javax.swing.JComponent.getPreferredSize(JComponent.java:1662)
at javax.swing.JRootPane$RootLayout.preferredLayoutSize(JRootPane.java:917)
at java.awt.Container.preferredSize(Container.java:1788)
at java.awt.Container.getPreferredSize(Container.java:1773)
at javax.swing.JComponent.getPreferredSize(JComponent.java:1662)
at java.awt.BorderLayout.preferredLayoutSize(BorderLayout.java:719)
at java.awt.Container.preferredSize(Container.java:1788)
at java.awt.Container.getPreferredSize(Container.java:1773)
at java.awt.Window.pack(Window.java:808)
at fitness.Fitness.initComponents5(Fitness.java:1077)
at fitness.Fitness.actionPerformed(Fitness.java:1307)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
at java.awt.Component.processMouseEvent(Component.java:6504)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3321)
at java.awt.Component.processEvent(Component.java:6269)
at java.awt.Container.processEvent(Container.java:2229)
at java.awt.Component.dispatchEventImpl(Component.java:4860)
at java.awt.Container.dispatchEventImpl(Container.java:2287)
at java.awt.Component.dispatchEvent(Component.java:4686)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4832)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4492)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4422)
at java.awt.Container.dispatchEventImpl(Container.java:2273)
at java.awt.Window.dispatchEventImpl(Window.java:2713)
at java.awt.Component.dispatchEvent(Component.java:4686)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:707)
at java.awt.EventQueue.access$000(EventQueue.java:101)
at java.awt.EventQueue$3.run(EventQueue.java:666)
at java.awt.EventQueue$3.run(EventQueue.java:664)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
at java.awt.EventQueue$4.run(EventQueue.java:680)
at java.awt.EventQueue$4.run(EventQueue.java:678)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:677)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:211)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)
Exception in thread "AWT-EventQueue-0" java.lang.IllegalStateException: javax.swing.JTextField[,0,0,0x0,invalid,layout=javax.swing.plaf.basic.BasicTextUI$UpdateHandler,alignmentX=0.0,alignmentY=0.0,border=javax.swing.plaf.BorderUIResource$CompoundBorderUIResource@4f6ac7f,flags=296,maximumSize=,minimumSize=,preferredSize=,caretColor=sun.swing.PrintColorUIResource[r=51,g=51,b=51],disabledTextColor=javax.swing.plaf.ColorUIResource[r=184,g=207,b=229],editable=true,margin=javax.swing.plaf.InsetsUIResource[top=0,left=0,bottom=0,right=0],selectedTextColor=sun.swing.PrintColorUIResource[r=51,g=51,b=51],selectionColor=javax.swing.plaf.ColorUIResource[r=184,g=207,b=229],columns=0,columnWidth=0,command=,horizontalAlignment=LEADING] is not attached to a horizontal group
at javax.swing.GroupLayout.checkComponents(GroupLayout.java:1086)
at javax.swing.GroupLayout.prepare(GroupLayout.java:1040)
at javax.swing.GroupLayout.preferredLayoutSize(GroupLayout.java:878)
at java.awt.Container.preferredSize(Container.java:1788)
at java.awt.Container.getPreferredSize(Container.java:1773)
at javax.swing.JComponent.getPreferredSize(JComponent.java:1662)
at javax.swing.GroupLayout$ComponentSpring.calculateNonlinkedPreferredSize(GroupLayout.java:3019)
at javax.swing.GroupLayout$ComponentSpring.calculateNonlinkedMinimumSize(GroupLayout.java:3005)
at javax.swing.GroupLayout$ComponentSpring.calculateMinimumSize(GroupLayout.java:2972)
at javax.swing.GroupLayout$Spring.getMinimumSize(GroupLayout.java:1336)
at javax.swing.GroupLayout$ComponentSpring.calculatePreferredSize(GroupLayout.java:2979)
at javax.swing.GroupLayout$Spring.getPreferredSize(GroupLayout.java:1346)
at javax.swing.GroupLayout$Group.getSpringSize(GroupLayout.java:1638)
at javax.swing.GroupLayout$Group.calculateSize(GroupLayout.java:1624)
at javax.swing.GroupLayout$Group.calculatePreferredSize(GroupLayout.java:1602)
at javax.swing.GroupLayout$Spring.getPreferredSize(GroupLayout.java:1346)
at javax.swing.GroupLayout$Group.getSpringSize(GroupLayout.java:1638)
at javax.swing.GroupLayout$Group.calculateSize(GroupLayout.java:1622)
at javax.swing.GroupLayout$Group.calculatePreferredSize(GroupLayout.java:1602)
at javax.swing.GroupLayout$Spring.getPreferredSize(GroupLayout.java:1346)
at javax.swing.GroupLayout$Group.getSpringSize(GroupLayout.java:1638)
at javax.swing.GroupLayout$Group.calculateSize(GroupLayout.java:1622)
at javax.swing.GroupLayout$Group.calculatePreferredSize(GroupLayout.java:1602)
at javax.swing.GroupLayout$Spring.getPreferredSize(GroupLayout.java:1346)
at javax.swing.GroupLayout$SequentialGroup.setValidSize(GroupLayout.java:2017)
at javax.swing.GroupLayout$Group.setSize(GroupLayout.java:1587)
at javax.swing.GroupLayout.layoutContainer(GroupLayout.java:924)
at java.awt.Container.layout(Container.java:1503)
at java.awt.Container.doLayout(Container.java:1492)
at java.awt.Container.validateTree(Container.java:1688)
at java.awt.Container.validateTree(Container.java:1697)
at java.awt.Container.validateTree(Container.java:1697)
at java.awt.Container.validate(Container.java:1623)
at javax.swing.RepaintManager.validateInvalidComponents(RepaintManager.java:653)
at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1620)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:251)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:705)
at java.awt.EventQueue.access$000(EventQueue.java:101)
at java.awt.EventQueue$3.run(EventQueue.java:666)
at java.awt.EventQueue$3.run(EventQueue.java:664)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:675)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:211)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)
Michael Dunn
Ranch Hand
Joined: Jun 09, 2003
Posts: 4632
posted
0
this has nothing to do with 'swings'
it is an IDE-specific layoutManager issue,
so you should post in that IDE's forum.