the following error was thrown up when i clicked the cross close button of the window i am using ubuntu Python 2.7.5
[GCC 4.8.1] on linux2

Traceback (most recent call last):
File "run.py", line 32, in
new_effect.run()
File "/home/rishabh/Downloads/ColorWall-master/effects.py", line 75, in run
self.wall.draw()
File "/home/rishabh/Downloads/ColorWall-master/wall.py", line 62, in draw
self.canvas.delete(ALL)
File "/usr/lib/python2.7/lib-tk/Tkinter.py", line 2288, in delete
self.tk.call((self._w, 'delete') + args)
_tkinter.TclError: invalid command name ".29178480.29177688"
i want to fix the bug iam new in the opensource community and needed help in fixing this bug