ERROR:saml2.sigver:check_sig:
ERROR:saml2.entity:Signature Error: Failed to verify signature
ERROR:saml2.client_base:XML parse error: Failed to verify signature
INFO:werkzeug:127.0.0.1 - - [11/Dec/2018 19:37:03] "POST /saml/sso/example-okta-com HTTP/1.1" 500 -
Traceback (most recent call last):
  File "D:PyProjOkta_StudyOkta_Vlibsite-packagesflaskapp.py", line 2309, in __ call __
    return self.wsgi_app(environ, start_response)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagesflaskapp.py", line 2295, in wsgi_app
    response = self.handle_exception(e)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagesflaskapp.py", line 1741, in handle_exception
    reraise(exc_type, exc_value, tb)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagesflaskapp.py", line 2292, in wsgi_app
    response = self.full_dispatch_request()

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagesflaskapp.py", line 1815, in full_dispatch_request
    rv = self.handle_user_exception(e)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagesflaskapp.py", line 1718, in handle_user_exception
    reraise(exc_type, exc_value, tb)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagesflaskapp.py", line 1813, in full_dispatch_request
    rv = self.dispatch_request()

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagesflaskapp.py", line 1799, in dispatch_request
    return self.view_functions[rule.endpoint](**req.view_args)

  File "D:PyProjOkta_Studyokta-pysaml2-example-masterapp.py", line 166, in idp_initiated
    entity.BINDING_HTTP_POST)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagessaml2client_base.py", line 599, in parse_authn_request_response
    binding, **kwargs)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagessaml2entity.py", line 1137, in _parse_response
    response = response.loads(xmlstr, False, origxml=origxml)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagessaml2response.py", line 510, in loads
    self._loads(xmldata, decode, origxml)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagessaml2response.py", line 335, in _loads
    **args)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagessaml2sigver.py", line 1743, in correctly_signed_response
    class_name(response), origdoc)

  File "D:PyProjOkta_StudyOkta_Vlibsite-packagessaml2sigver.py", line 1558, in _check_signature
    raise SignatureError("Failed to verify signature")

SignatureError: Failed to verify signature

INFO:werkzeug:127.0.0.1 - - [11/Dec/2018 19:37:03] "GET /saml/sso/example-okta-com?__ debugger __=yes&cmd=resource&f=style.css HTTP/1.1" 200 -

INFO:werkzeug:127.0.0.1 - - [11/Dec/2018 19:37:03] "GET /saml/sso/example-okta-com?__ debugger __=yes&cmd=resource&f=jquery.js HTTP/1.1" 200 -

INFO:werkzeug:127.0.0.1 - - [11/Dec/2018 19:37:03] "GET /saml/sso/example-okta-com?__ debugger __=yes&cmd=resource&f=debugger.js HTTP/1.1" 200 -

INFO:werkzeug:127.0.0.1 - - [11/Dec/2018 19:37:04] "GET /saml/sso/example-okta-com?__ debugger __=yes&cmd=resource&f=ubuntu.ttf HTTP/1.1" 200 -

INFO:werkzeug:127.0.0.1 - - [11/Dec/2018 19:37:04] "GET /saml/sso/example-okta-com?__ debugger __=yes&cmd=resource&f=console.png HTTP/1.1" 200 -