id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
75	Closing side view panel gives error.	Tom Goddard	Eric Pettersen	"Pressing the close window button on the side view panel gives the following error to the shell (not to the reply log).


$ ~/ucsf/chimera2/Chimera2.app/Contents/MacOS/Chimera2
Using 24-bit OpenGL depth buffer
Stereo mode is not supported by OpenGL driver
Traceback (most recent call last):
  File ""/Users/goddard/ucsf/chimera2/Chimera2.app/Contents/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/chimera/core/gui.py"", line 168, in OnPaneClose
    tool_window.destroy(from_destructor=True)
  File ""/Users/goddard/ucsf/chimera2/Chimera2.app/Contents/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/chimera/core/gui.py"", line 343, in destroy
    self.__toolkit.destroy(**kw)
  File ""/Users/goddard/ucsf/chimera2/Chimera2.app/Contents/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/chimera/core/gui.py"", line 403, in destroy
    del self.main_window.tool_pane_to_window[self.ui_area]
KeyError: <chimera.core.gui._Wx.__init__.<locals>.WxToolPanel object at 0x110929ea0>
"	defect	closed	minor		Core		fixed						all	chimera