运行报错，求解决

[yaunsky]

Traceback (most recent call last):
File "CNVD-2020-10487-Tomcat-Ajp-lfi.py", line 299, in
{'name':'req_attribute','value':['javax.servlet.include.servlet_path','/']},
File "CNVD-2020-10487-Tomcat-Ajp-lfi.py", line 274, in perform_request
responses = self.forward_request.send_and_receive(self.socket, self.stream)
File "CNVD-2020-10487-Tomcat-Ajp-lfi.py", line 154, in send_and_receive
r = AjpResponse.receive(stream)
File "CNVD-2020-10487-Tomcat-Ajp-lfi.py", line 225, in receive
r.parse(stream)
File "CNVD-2020-10487-Tomcat-Ajp-lfi.py", line 182, in parse
self.magic, self.data_length, self.prefix_code = unpack(stream, ">HHb")
File "CNVD-2020-10487-Tomcat-Ajp-lfi.py", line 16, in unpack
return struct.unpack(fmt, buf)
struct.error: unpack requires a string argument of length 5