Here is the log:
Source: System.Drawing
Reason: Parameter is not valid.
Stack trace: at System.Drawing.Bitmap..ctor(Int32 width, Int32 height, PixelFormat format)
at System.Drawing.Bitmap..ctor(Int32 width, Int32 height)
at EasyFPSEditor15.MapPictureLayer..ctor(Int32 cellSize)
at EasyFPSEditor15.MapWindow.Clear()
at EasyFPSEditor15.Map.Clear()
at EasyFPSEditor15.Map.Load(String path)
at EasyFPSEditor15.Map.Reload()
at EasyFPSEditor15.Editors.DecorationsEditor.DecorationsEditorFormClosing(Object sender, FormClosingEventArgs e)
at System.Windows.Forms.Form.OnFormClosing(FormClosingEventArgs e)
at System.Windows.Forms.Form.WmClose(Message& m)
at System.Windows.Forms.Form.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)