id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
16151	"Acer 27"" SpatialLabs View Pro Stereoscopic 3D Monitor openxr error"	RKrishnan@…	Tom Goddard	"{{{
started OpenXR rendering Acer Salaino XR Driver
An error occurred in drawing the scene. Redrawing graphics is now stopped to avoid a continuous stream of error messages. To restart graphics use the command ""graphics restart"" after changing the settings that caused the error.

'NoneType' object has no attribute 'origin'

Traceback (most recent call last):
File ""C:\Program Files\ChimeraX 1.9.dev202410202351\bin\Lib\site-packages\chimerax\core\updateloop.py"", line 84, in draw_new_frame
view.draw(check_for_changes = False)
File ""C:\Program Files\ChimeraX 1.9.dev202410202351\bin\Lib\site-packages\chimerax\graphics\view.py"", line 188, in draw
self._draw_scene(camera, drawings)
File ""C:\Program Files\ChimeraX 1.9.dev202410202351\bin\Lib\site-packages\chimerax\graphics\view.py"", line 231, in _draw_scene
camera.set_render_target(vnum, r)
File ""C:\Program Files\ChimeraX 1.9.dev202410202351\bin\Lib\site-packages\chimerax\vive\xr.py"", line 941, in set_render_target
self._start_rendering()
File ""C:\Program Files\ChimeraX 1.9.dev202410202351\bin\Lib\site-packages\chimerax\vive\xr.py"", line 799, in _start_rendering
self._update_camera_position()
File ""C:\Program Files\ChimeraX 1.9.dev202410202351\bin\Lib\site-packages\chimerax\vive\xr.py"", line 803, in _update_camera_position
H = self._xr.headset_pose() # head to room coordinates.
^^^^^^^^^^^^^^^^^^^^^^^
File ""C:\Program Files\ChimeraX 1.9.dev202410202351\bin\Lib\site-packages\chimerax\vive\openxr.py"", line 730, in headset_pose
shift = 0.5 * (e1.origin() - e0.origin())
^^^^^^^^^
AttributeError: 'NoneType' object has no attribute 'origin'


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}}}
"	defect	closed	normal		VR		fixed						all	ChimeraX