Fetching old match live commentary produces AttributeError

[ndookie]

live_score("20237") #ENGvsSA - CWC opener.
Traceback (most recent call last):
File "", line 1, in
File "", line 2, in live_score
File "/home/*****/.local/lib/python2.7/site-packages/pycricbuzz/cricbuzz.py", line 96, in livescore
batting = comm.get('bat_team')
AttributeError: 'NoneType' object has no attribute 'get'