list index out of range

[cnfive]

我拍了一张四川的双色球票样图，结果就是这样的啊，有问题。

Traceback (most recent call last):
File "lottery.py", line 139, in
result = l(opt.image, opt.recognition_only)
File "lottery.py", line 103, in call
recognition = self.recognize(img, *detection, result_process=True)
File "lottery.py", line 69, in recognize
issue = crop(img, issue)[0]
IndexError: list index out of range

[cnfive]

无法识别这个图片，提示IndexError: list index out of range