AssertionError

[z929407579]

When i run extract_frames.py ,I met a problem, as follows:
D:\anaconda\envs\nor\python.exe E:/NOR/data/extract_frames.py
1815_C1_548_4wk
Traceback (most recent call last):
File "E:/NOR/data/extract_frames.py", line 45, in
assert actions_df.iloc[0]['Behaviour'] == 'Begin Trial'
AssertionError

Can you help me solve the problem? Thanh you so much.

[zhouhaojndx]

I have the same problem and I don't know how to fix it.