java.lang.IllegalArgumentException: Argument not valid
	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.graphics.Image.init(Image.java:1294)
	at org.eclipse.swt.graphics.Image.<init>(Image.java:200)
	at org.eclipse.ui.internal.forms.widgets.FormHeading.onPaint(FormHeading.java:807)
	at org.eclipse.ui.internal.forms.widgets.FormHeading.access$10(FormHeading.java:803)
	at org.eclipse.ui.internal.forms.widgets.FormHeading$1.handleEvent(FormHeading.java:575)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4423)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1388)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1397)
	at org.eclipse.swt.widgets.Control.gtk_draw(Control.java:3168)
	at org.eclipse.swt.widgets.Canvas.gtk_draw(Canvas.java:171)
	at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2080)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:5498)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4637)
	at org.eclipse.swt.internal.gtk.OS._gtk_main_do_event(Native Method)
	at org.eclipse.swt.internal.gtk.OS.gtk_main_do_event(OS.java:8727)
	at org.eclipse.swt.widgets.Display.eventProc(Display.java:1248)
	at org.eclipse.swt.internal.gtk.OS._gdk_window_process_all_updates(Native Method)
	at org.eclipse.swt.internal.gtk.OS.gdk_window_process_all_updates(OS.java:5595)
	at org.eclipse.swt.widgets.Display.update(Display.java:4590)
	at org.eclipse.swt.widgets.Display.runDeferredLayouts(Display.java:3797)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3378)
	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:146)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:615)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:566)
	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:109)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:80)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:372)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:226)
	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:636)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1450)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1426)