UnicodeDecodeError: 'utf-8' codec can't decode byte 0x9c in position 5868: invalid start byte

[lqqla]

[2024-04-30 10:14:29,216] ERROR in app: Exception on /log/output [GET]
Traceback (most recent call last):
File "/root/anaconda3/envs/py_12306/lib/python3.7/site-packages/flask/app.py", line 2292, in wsgi_app
response = self.full_dispatch_request()
File "/root/anaconda3/envs/py_12306/lib/python3.7/site-packages/flask/app.py", line 1815, in full_dispatch_request
rv = self.handle_user_exception(e)
File "/root/anaconda3/envs/py_12306/lib/python3.7/site-packages/flask/app.py", line 1718, in handle_user_exception
reraise(exc_type, exc_value, tb)
File "/root/anaconda3/envs/py_12306/lib/python3.7/site-packages/flask/_compat.py", line 35, in reraise
raise value
File "/root/anaconda3/envs/py_12306/lib/python3.7/site-packages/flask/app.py", line 1813, in full_dispatch_request
rv = self.dispatch_request()
File "/root/anaconda3/envs/py_12306/lib/python3.7/site-packages/flask/app.py", line 1799, in dispatch_request
return self.view_functionsrule.endpoint
File "/root/anaconda3/envs/py_12306/lib/python3.7/site-packages/flask_jwt_extended/view_decorators.py", line 103, in wrapper
return fn(*args, **kwargs)
File "/root/py12306-master/py12306/web/handler/log.py", line 30, in log_output
total_line = get_file_total_line_num(file)
File "/root/py12306-master/py12306/helpers/func.py", line 106, in get_file_total_line_num
return len(f.readlines())
File "/root/anaconda3/envs/py_12306/lib/python3.7/codecs.py", line 322, in decode
(result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x9c in position 5868: invalid start byte