When making a request for a file in .png format through the browser url I receive the following message ( UnicodeDecodeError: 'utf-8' codec can't decode byte 0x89 in position 0: invalid start byte ), below follows the complete output of the error:
Running Kosmos Application
Browser Access - http://127.0.0.1:8000
Crl+c for flow command or Crl+z for stop
127.0.0.1 - - [27/Feb/2021 10:58:19] "GET / HTTP/1.1" 200 11522
127.0.0.1 - - [27/Feb/2021 10:58:19] "GET /website/assets/css/materialize.ext.css HTTP/1.1" 200 9116
127.0.0.1 - - [27/Feb/2021 10:58:19] "GET /website/assets/js/jquery.ext.js HTTP/1.1" 200 37
127.0.0.1 - - [27/Feb/2021 10:58:19] "GET /website/assets/fgs/wsi.svg HTTP/1.1" 200 286214
127.0.0.1 - - [27/Feb/2021 10:58:19] "GET /website/assets/fgs/cc-webstrucs.svg HTTP/1.1" 200 11882
127.0.0.1 - - [27/Feb/2021 10:58:19] "GET /website/assets/fgs/w3c-consortium.svg HTTP/1.1" 200 3587
127.0.0.1 - - [27/Feb/2021 10:58:19] "GET /website/assets/fgs/w3c-semantic.svg HTTP/1.1" 200 14439
127.0.0.1 - - [27/Feb/2021 10:58:19] "GET /website/assets/fgs/html5-semantic.svg HTTP/1.1" 200 2289
127.0.0.1 - - [27/Feb/2021 10:58:22] "GET /account/spark/add HTTP/1.1" 200 12442
127.0.0.1 - - [27/Feb/2021 10:58:22] "GET /account/assets/css/materialize.ext.css HTTP/1.1" 200 13389
127.0.0.1 - - [27/Feb/2021 10:58:22] "GET /account/assets/fgs/wsi.svg HTTP/1.1" 200 286214
127.0.0.1 - - [27/Feb/2021 10:58:22] "GET /website/assets/js/jquery.ext.js HTTP/1.1" 200 37
127.0.0.1 - - [27/Feb/2021 10:58:22] "GET /account/assets/fgs/cc-webstrucs.svg HTTP/1.1" 200 11882
127.0.0.1 - - [27/Feb/2021 10:58:22] "GET /account/assets/fgs/w3c-consortium.svg HTTP/1.1" 200 3587
127.0.0.1 - - [27/Feb/2021 10:58:22] "GET /account/assets/fgs/w3c-semantic.svg HTTP/1.1" 200 14439
127.0.0.1 - - [27/Feb/2021 10:58:22] "GET /account/assets/fgs/html5-semantic.svg HTTP/1.1" 200 2289
Traceback (most recent call last):
File "/usr/local/lib/python3.8/wsgiref/handlers.py", line 137, in run
self.result = application(self.environ, self.start_response)
File "runwsgi.py", line 43, in application
return [str(o_get.spark(start_response, v_uri)).encode("utf-8")]
File "/home/joao/PycharmProjects/kosmos/cern/gear/requestget.py", line 61, in spark
return o_get.m_get(start_response, v_uri)
File "/home/joao/PycharmProjects/kosmos/cern/safe/detectthreatstart.py", line 38, in m_get
return o_get.m_get(start_response, v_uri)
File "/home/joao/PycharmProjects/kosmos/cern/safe/detectxssthreat.py", line 59, in m_get
return o_get.m_get(start_response, v_uri)
File "/home/joao/PycharmProjects/kosmos/cern/safe/detectsqlithreat.py", line 49, in m_get
return o_get.spark(start_response, v_uri)
File "/home/joao/PycharmProjects/kosmos/cern/flow/get/requesttypesget.py", line 61, in spark
return o_get.spark(start_response, v_uri)
File "/home/joao/PycharmProjects/kosmos/cern/flow/get/requestclientfiles.py", line 702, in spark
s_file = o_file.read()
File "/usr/local/lib/python3.8/codecs.py", line 322, in decode
(result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x89 in position 0: invalid start byte
127.0.0.1 - - [27/Feb/2021 10:58:22] "GET /account/assets/fgs/cloud.png HTTP/1.1" 500 59
Traceback (most recent call last):
File "/usr/local/lib/python3.8/wsgiref/handlers.py", line 137, in run
self.result = application(self.environ, self.start_response)
File "runwsgi.py", line 43, in application
return [str(o_get.spark(start_response, v_uri)).encode("utf-8")]
File "/home/joao/PycharmProjects/kosmos/cern/gear/requestget.py", line 61, in spark
return o_get.m_get(start_response, v_uri)
File "/home/joao/PycharmProjects/kosmos/cern/safe/detectthreatstart.py", line 38, in m_get
return o_get.m_get(start_response, v_uri)
File "/home/joao/PycharmProjects/kosmos/cern/safe/detectxssthreat.py", line 59, in m_get
return o_get.m_get(start_response, v_uri)
File "/home/joao/PycharmProjects/kosmos/cern/safe/detectsqlithreat.py", line 49, in m_get
return o_get.spark(start_response, v_uri)
File "/home/joao/PycharmProjects/kosmos/cern/flow/get/requesttypesget.py", line 61, in spark
return o_get.spark(start_response, v_uri)
File "/home/joao/PycharmProjects/kosmos/cern/flow/get/requestclientfiles.py", line 702, in spark
s_file = o_file.read()
File "/usr/local/lib/python3.8/codecs.py", line 322, in decode
(result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x89 in position 0: invalid start byte
127.0.0.1 - - [27/Feb/2021 10:58:29] "GET /account/assets/fgs/cloud.png HTTP/1.1" 500 59What is this error about and how can I resolve it ?