On Recent project load

[saadqc]

Environment Info

kivy: 1.9.1 pygments: 2.1.3 docutils: 0.13.1 watchdog: 0.8.3 jedi: 0.9.0 gitpython: 2.1.1 six: 1.10.0 kivy-garden: 0.1.4

Platform: Linux-4.4.0-53-generic-x86_64-with-debian-stretch-sid Python: 2.7.12

Traceback

Traceback (most recent call last): File "/home/saad/.pyenv/versions/2.7.12/lib/python2.7/site-packages/kivy/core/window/window_pygame.py", line 403, in mainloop self._mainloop() File "/home/saad/.pyenv/versions/2.7.12/lib/python2.7/site-packages/kivy/core/window/window_pygame.py", line 290, in _mainloop EventLoop.idle() File "/home/saad/.pyenv/versions/2.7.12/lib/python2.7/site-packages/kivy/base.py", line 327, in idle Clock.tick() File "/home/saad/.pyenv/versions/2.7.12/lib/python2.7/site-packages/kivy/clock.py", line 515, in tick self._process_events() File "/home/saad/.pyenv/versions/2.7.12/lib/python2.7/site-packages/kivy/clock.py", line 647, in _process_events event.tick(self._last_tick, remove) File "/home/saad/.pyenv/versions/2.7.12/lib/python2.7/site-packages/kivy/clock.py", line 406, in tick ret = callback(self._dt) File "/home/saad/.pyenv/versions/2.7.12/lib/python2.7/site-packages/kivy/uix/boxlayout.py", line 175, in do_layout c.width = w File "kivy/properties.pyx", line 408, in kivy.properties.Property.set (/tmp/pycharm-packaging0.tmp/Kivy/kivy/properties.c:5515) File "kivy/properties.pyx", line 446, in kivy.properties.Property.set (/tmp/pycharm-packaging0.tmp/Kivy/kivy/properties.c:6348) File "kivy/properties.pyx", line 501, in kivy.properties.Property.dispatch (/tmp/pycharm-packaging0.tmp/Kivy/kivy/properties.c:7048) File "kivy/_event.pyx", line 1224, in kivy._event.EventObservers.dispatch (/tmp/pycharm-packaging0.tmp/Kivy/kivy/_event.c:14008) File "kivy/_event.pyx", line 1130, in kivy._event.EventObservers._dispatch (/tmp/pycharm-packaging0.tmp/Kivy/kivy/_event.c:13166) File "designer/components/kv_lang_area.py", line 58, in on_width self.kv_lang_area.bind(_lines=self.on_lines_changed) AttributeError: 'NoneType' object has no attribute 'bind'

End of Traceback