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This bug was originally marked as duplicate of bug 131021, that is already resolved. This bug is still valid, so this seems to be another bug, but it might be related. Build: NetBeans IDE Dev (Build 20110909-cbc8cdaa5ce8) VM: Java HotSpot(TM) Client VM, 21.0-b17, Java(TM) SE Runtime Environment, 1.7.0-b147 OS: Windows 7 User Comments: psomol: In GUI Builder Palette drag any component and drop it within the same palette Stacktrace: java.lang.AssertionError: setOrder([MultiFileObject@142bcd4[FormDesignerPalette/SwingControls/JLabel.palette_item], MultiFileObject@1cd573c[FormDesignerPalette/SwingControls/JButton.palette_item], MultiFileObject@1574a5f[FormDesignerPalette/SwingControls/JTextField.palette_item], MultiFileObject@18c1922[FormDesignerPalette/SwingControls/JToggleButton.palette_item], MultiFileObject@d2ca1d[FormDesignerPalette/SwingControls/JCheckBox.palette_item], MultiFileObject@e81e5f[FormDesignerPalette/SwingControls/JRadioButton.palette_item], MultiFileObject@19d9f69[FormDesignerPalette/SwingControls/ButtonGroup.palette_item], MultiFileObject@1f88b13[FormDesignerPalette/SwingControls/JComboBox.palette_item], MultiFileObject@55a561[FormDesignerPalette/SwingControls/JList.palette_item], MultiFileObject@c4b7e3[FormDesignerPalette/SwingControls/JTextArea.palette_item], MultiFileObject@ee3316[FormDesignerPalette/SwingControls/JScrollBar.palette_item], MultiFileObject@17b1050[FormDesignerPalette/SwingControls/JSlider.palette_item at org.openide.filesystems.Ordering.setOrder(Ordering.java:350) at org.openide.filesystems.FileUtil.setOrder(FileUtil.java:2198) at org.openide.loaders.FolderOrder.write(FolderOrder.java:187) at org.openide.loaders.FolderOrder.setOrder(FolderOrder.java:140) at org.openide.loaders.DataFolder.setOrder(DataFolder.java:249) at org.openide.loaders.DataFolder$Index.reorder(DataFolder.java:1011)
Created attachment 110580 [details] stacktrace
Created attachment 110702 [details] The visual difference
Created attachment 111020 [details] stacktrace just open the IDE
This happens to me if I try to drag and drop a component from one place in the Palette to another. It also happens if I right click and choose "Sort by Item Name" or "Sort by Category Name". Product Version: NetBeans IDE 7.1 Beta (Build 201109222201) Java: 1.7.0; Java HotSpot(TM) Client VM 21.0-b17 System: Windows Vista version 6.0 running on x86; Cp1252; en_US (nb) AND Product Version: NetBeans IDE Dev (Build 201109260601) Java: 1.7.0; Java HotSpot(TM) Client VM 21.0-b17 System: Windows Vista version 6.0 running on x86; Cp1252; en_US (nb)
All of what I described above is working fine now in: Product Version: NetBeans IDE Dev (Build 201110010601) Java: 1.7.0; Java HotSpot(TM) Client VM 21.0-b17 System: Windows Vista version 6.0 running on x86; Cp1252; en_US (nb)
Why not mark the bug fixed, if things work?
I'm still learning... will mark it fixed next time. Thank you.