Exception in findTool (#162)

System.NullReferenceException: Object reference not set to an instance of an object.

at SoftwareIdeasModeler.MainForm.findToolStripTextBox_KeyDown(Object sender, KeyEventArgs e)

at System.Windows.Forms.Control.ProcessKeyEventArgs(Message& m)

at System.Windows.Forms.Control.WmKeyChar(Message& m)

at System.Windows.Forms.Control.WndProc(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)