k@soup:~/Downloads$ mono RNGReporter.exe (I censored my name.)
  
 (mono:9490): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", 
  
 (mono:9490): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", 
  
 (mono:9490): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", 
  
 (mono:9490): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", 
  
 Unhandled Exception: System.NullReferenceException: Object reference not set to an instance of an object 
   at RNGReporter.Popup.OnSizeChanged (System.EventArgs e) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.UpdateBounds (Int32 x, Int32 y, Int32 width, Int32 height, Int32 clientWidth, Int32 clientHeight) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.UpdateBounds (Int32 x, Int32 y, Int32 width, Int32 height) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.SetBoundsCoreInternal (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.SetBoundsCore (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStrip.SetBoundsCore (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStripDropDown.SetBoundsCore (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.SetBoundsInternal (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.SetBounds (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.set_Size (Size value) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStripDropDown.OnLayout (System.Windows.Forms.LayoutEventArgs e) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.PerformLayout (System.Windows.Forms.Control affectedControl, System.String affectedProperty) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.PerformLayout () [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.ResumeLayout (Boolean performLayout) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.ResumeLayout () [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStrip..ctor (System.Windows.Forms.ToolStripItem[] items) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStrip..ctor () [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStripDropDown..ctor () [0x00000] in <filename unknown>:0  
   at RNGReporter.Popup..ctor (System.Windows.Forms.Control content) [0x00000] in <filename unknown>:0  
   at (wrapper remoting-invoke-with-check) RNGReporter.Popup:.ctor (System.Windows.Forms.Control) 
   at RNGReporter.PopupComboBox.set_DropDownControl (System.Windows.Forms.Control value) [0x00000] in <filename unknown>:0  
   at RNGReporter.CheckBoxComboBox..ctor () [0x00000] in <filename unknown>:0  
   at (wrapper remoting-invoke-with-check) RNGReporter.CheckBoxComboBox:.ctor () 
   at RNGReporter.MainForm.InitializeComponent () [0x00000] in <filename unknown>:0  
   at RNGReporter.MainForm..ctor () [0x00000] in <filename unknown>:0  
   at (wrapper remoting-invoke-with-check) RNGReporter.MainForm:.ctor () 
   at RNGReporter.Program.Main () [0x00000] in <filename unknown>:0  
 [ERROR] FATAL UNHANDLED EXCEPTION: System.NullReferenceException: Object reference not set to an instance of an object 
   at RNGReporter.Popup.OnSizeChanged (System.EventArgs e) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.UpdateBounds (Int32 x, Int32 y, Int32 width, Int32 height, Int32 clientWidth, Int32 clientHeight) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.UpdateBounds (Int32 x, Int32 y, Int32 width, Int32 height) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.SetBoundsCoreInternal (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.SetBoundsCore (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStrip.SetBoundsCore (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStripDropDown.SetBoundsCore (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.SetBoundsInternal (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.SetBounds (Int32 x, Int32 y, Int32 width, Int32 height, BoundsSpecified specified) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.set_Size (Size value) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStripDropDown.OnLayout (System.Windows.Forms.LayoutEventArgs e) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.PerformLayout (System.Windows.Forms.Control affectedControl, System.String affectedProperty) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.PerformLayout () [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.ResumeLayout (Boolean performLayout) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.Control.ResumeLayout () [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStrip..ctor (System.Windows.Forms.ToolStripItem[] items) [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStrip..ctor () [0x00000] in <filename unknown>:0  
   at System.Windows.Forms.ToolStripDropDown..ctor () [0x00000] in <filename unknown>:0  
   at RNGReporter.Popup..ctor (System.Windows.Forms.Control content) [0x00000] in <filename unknown>:0  
   at (wrapper remoting-invoke-with-check) RNGReporter.Popup:.ctor (System.Windows.Forms.Control) 
   at RNGReporter.PopupComboBox.set_DropDownControl (System.Windows.Forms.Control value) [0x00000] in <filename unknown>:0  
   at RNGReporter.CheckBoxComboBox..ctor () [0x00000] in <filename unknown>:0  
   at (wrapper remoting-invoke-with-check) RNGReporter.CheckBoxComboBox:.ctor () 
   at RNGReporter.MainForm.InitializeComponent () [0x00000] in <filename unknown>:0  
   at RNGReporter.MainForm..ctor () [0x00000] in <filename unknown>:0  
   at (wrapper remoting-invoke-with-check) RNGReporter.MainForm:.ctor () 
   at RNGReporter.Program.Main () [0x00000] in <filename unknown>:0