EclipseでIndex out of bounds

最近Eclipseがしょっちゅう図のような状態になる。

一度これが出たら、再起動するまではしょっちゅうこれが出てかなりストレスフル。ピンポイントで原因が分かるとか、こういった操作を一度行うとこのじょうたいになりやすい、みたいな傾向をご存知の方はおられませんか？おられたら何か情報を下さい＞＜

追記

たぶんコレっぽい。

!ENTRY org.eclipse.ui 4 0 2009-03-02 23:31:30.356 !MESSAGE Unhandled event loop exception !STACK 0 java.lang.IllegalArgumentException: Index out of bounds at org.eclipse.swt.SWT.error(SWT.java:3761) at org.eclipse.swt.SWT.error(SWT.java:3695) at org.eclipse.swt.SWT.error(SWT.java:3666) at org.eclipse.swt.graphics.TextLayout.getStyle(TextLayout.java:1609) at org.eclipse.swt.custom.StyledTextRenderer.getTextLayout(StyledTextRenderer.java:864) at org.eclipse.swt.custom.StyledTextRenderer.getTextLayout(StyledTextRenderer.java:656) at org.eclipse.swt.custom.StyledTextRenderer.drawLine(StyledTextRenderer.java:354) at org.eclipse.swt.custom.StyledText.handlePaint(StyledText.java:5310) at org.eclipse.swt.custom.StyledText$7.handleEvent(StyledText.java:4878) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1561) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1585) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1570) at org.eclipse.swt.widgets.Control.drawWidget(Control.java:850) at org.eclipse.swt.widgets.Canvas.drawWidget(Canvas.java:114) at org.eclipse.swt.widgets.Widget.kEventControlDraw(Widget.java:1069) at org.eclipse.swt.widgets.Canvas.kEventControlDraw(Canvas.java:191) at org.eclipse.swt.widgets.Widget.controlProc(Widget.java:370) at org.eclipse.swt.widgets.Display.controlProc(Display.java:862) at org.eclipse.swt.internal.carbon.OS.StillDown(Native Method) at org.eclipse.swt.widgets.Display.runEnterExit(Display.java:3444) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3067) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2382) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2346) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2198) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:493) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:288) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:488) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:113) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:193) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:386) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:549) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:504) at org.eclipse.equinox.launcher.Main.run(Main.java:1236)