Hi all, I met a crash when trying to start a .net 4.0 application compiled on Windows.
The application named PAT and can be download here. When I tried $ mono PAT\ 3.exe it showed the following results: System.ArgumentException: A null reference or invalid value was found [GDI+ status: InvalidParameter] at System.Drawing.GDIPlus.CheckStatus (Status status) [0x00000] in <filename unknown>:0 at System.Drawing.Drawing2D.LinearGradientBrush..ctor (Rectangle rect, Color color1, Color color2, LinearGradientMode linearGradientMode) [0x00000] in <filename unknown>:0 at (wrapper remoting-invoke-with-check) System.Drawing.Drawing2D.LinearGradientBrush:.ctor (System.Drawing.Rectangle,System.Drawing.Color,System. Drawing.Color,System.Drawing.Drawing2D.LinearGradientMode) at System.Windows.Forms.ToolStripProfessionalRenderer. OnRenderToolStripPanelBackground (System.Windows.Forms.ToolStripPanelRenderEventArgs e) [0x00000] in <filename unknown>:0 at System.Windows.Forms.ToolStripRenderer.DrawToolStripPanelBackground (System.Windows.Forms.ToolStripPanelRenderEventArgs e) [0x00000] in <filename unknown>:0 at System.Windows.Forms.ToolStripPanel.OnPaintBackground (System.Windows.Forms.PaintEventArgs e) [0x00000] in <filename unknown>:0 at System.Windows.Forms.Control.WmPaint (System.Windows.Forms.Message& m) [0x00000] in <filename unknown>:0 at System.Windows.Forms.Control.WndProc (System.Windows.Forms.Message& m) [0x00000] in <filename unknown>:0 at System.Windows.Forms.ScrollableControl.WndProc (System.Windows.Forms.Message& m) [0x00000] in <filename unknown>:0 at System.Windows.Forms.ContainerControl.WndProc (System.Windows.Forms.Message& m) [0x00000] in <filename unknown>:0 at System.Windows.Forms.Control+ControlWindowTarget.OnMessage (System.Windows.Forms.Message& m) [0x00000] in <filename unknown>:0 at System.Windows.Forms.Control+ControlNativeWindow.WndProc (System.Windows.Forms.Message& m) [0x00000] in <filename unknown>:0 at System.Windows.Forms.NativeWindow.WndProc (IntPtr hWnd, Msg msg, IntPtr wParam, IntPtr lParam) [0x00000] in <filename unknown>:0 Unhandled Exception: System.ArgumentException: A null reference or invalid value was found [GDI+ status: InvalidParameter] at System.Drawing.GDIPlus.CheckStatus (Status status) [0x00000] in <filename unknown>:0 at System.Drawing.Graphics.GdipMeasureString (IntPtr graphics, System.String text, System.Drawing.Font font, System.Drawing.RectangleF& layoutRect, IntPtr stringFormat) [0x00000] in <filename unknown>:0 at System.Drawing.Graphics.MeasureString (System.String text, System.Drawing.Font font, Int32 width, System.Drawing.StringFormat format) [0x00000] in <filename unknown>:0 at (wrapper remoting-invoke-with-check) System.Drawing.Graphics:MeasureString (string,System.Drawing.Font,int,System.Drawing.StringFormat) at System.Windows.Forms.TextRenderer.MeasureTextInternal (IDeviceContext dc, System.String text, System.Drawing.Font font, Size proposedSize, TextFormatFlags flags, Boolean useMeasureString) [0x00000] in <filename unknown>:0 at System.Windows.Forms.TextRenderer.MeasureText (System.String text, System.Drawing.Font font, Size proposedSize, TextFormatFlags flags) [0x00000] in <filename unknown>:0 at System.Windows.Forms.ToolStripItem.OnParentChanged (System.Windows.Forms.ToolStrip oldParent, System.Windows.Forms.ToolStrip newParent) [0x00000] in <filename unknown>:0 at System.Windows.Forms.ToolStripItem.set_Parent (System.Windows.Forms.ToolStrip value) [0x00000] in <filename unknown>:0 at (wrapper remoting-invoke-with-check) System.Windows.Forms.ToolStripItem:set_Parent (System.Windows.Forms.ToolStrip) at System.Windows.Forms.ToolStripItemCollection.Remove (System.Windows.Forms.ToolStripItem value) [0x00000] in <filename unknown>:0 at System.Windows.Forms.ToolStripItem.Dispose (Boolean disposing) [0x00000] in <filename unknown>:0 at System.Windows.Forms.ToolStripDropDownItem.Dispose (Boolean disposing) [0x00000] in <filename unknown>:0 at System.Windows.Forms.ToolStripMenuItem.Dispose (Boolean disposing) [0x00000] in <filename unknown>:0 at System.ComponentModel.Component.Finalize () [0x00000] in <filename unknown>:0 Can anyone give some hints on this issue? Thanks very much. -- Best Regards, Ji Kun
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