Exception while using DnD from jqm palette into source ------------------------------------------------------ Key: JBIDE-17003 URL: https://issues.jboss.org/browse/JBIDE-17003 Project: Tools (JBoss Tools) Issue Type: Bug Components: jsp/jsf/xml/html source editing Affects Versions: 4.2.0.Beta1 Environment: Win7 JBDS 8.0.0.Beta1 32bit Build id: Beta1-v20140330-1929-B79 Reporter: Konstantin Marmalyukov Assignee: Daniel Azarov Steps to reproduce: 1. Open html file in our HTML editor(I use index.html from kitchensink html5 project), open jQuery mobile palette(version 1.3) 2. DnD button into source. Wizard appears, button successfully added. 3. Try to repeat Step2. Cursor does not change, dropping is not available. Reopening file does not help. Stacktrace from error log: {quote}java.lang.IllegalArgumentException: Index out of bounds at org.eclipse.swt.SWT.error(SWT.java:4422) at org.eclipse.swt.SWT.error(SWT.java:4356) at org.eclipse.swt.SWT.error(SWT.java:4327) at org.eclipse.swt.custom.StyledText.getLocationAtOffset(StyledText.java:4353) at org.jboss.tools.jst.web.ui.internal.editor.jspeditor.xpl.StyledTextDropTargetEffect.refreshCaret(StyledTextDropTargetEffect.java:222) at org.jboss.tools.jst.web.ui.internal.editor.jspeditor.xpl.StyledTextDropTargetEffect.dragOver(StyledTextDropTargetEffect.java:208) at org.eclipse.swt.dnd.DNDListener.handleEvent(DNDListener.java:84) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4353) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1061) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1085) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1070) at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:782) at org.eclipse.swt.dnd.DropTarget.DragOver(DropTarget.java:366) at org.eclipse.swt.dnd.DropTarget$3.method4(DropTarget.java:250) at org.eclipse.swt.internal.ole.win32.COMObject.callback4(COMObject.java:101) at org.eclipse.swt.internal.ole.win32.COM.DoDragDrop(Native Method) at org.eclipse.swt.dnd.DragSource.drag(DragSource.java:363) at org.eclipse.swt.dnd.DragSource.access$0(DragSource.java:289) at org.eclipse.swt.dnd.DragSource$1.handleEvent(DragSource.java:172) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4353) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1061) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4172) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1122) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1006) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:147) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:630) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:574) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:125) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:133) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:103) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:378) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:232) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:648) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603) at org.eclipse.equinox.launcher.Main.run(Main.java:1462) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) {quote}