Error 500 when push stix

[ct12388]

2022-03-02 14:16:20,865 INFO: Sending Inbox_Message to http://localhost:9000/services/inbox
2022-03-02 14:16:21,156 ERROR: HTTP Error: status code 500

---

2022-03-02T06:16:21.076024Z [main] info: Posting STIX...
2022-03-02T06:16:21.083486Z [main] info: Building Event...
2022-03-02T06:16:21.083737Z [main] info: Using title STIX Import
2022-03-02T06:16:21.154958Z [werkzeug] info: 127.0.0.1 - - [02/Mar/2022 14:16:21] "POST /services/inbox HTTP/1.1" 500 -
Traceback (most recent call last):
File "/usr/local/lib/python3.6/dist-packages/flask/app.py", line 2091, in call
return self.wsgi_app(environ, start_response)
File "/usr/local/lib/python3.6/dist-packages/flask/app.py", line 2076, in wsgi_app
response = self.handle_exception(e)
File "/usr/local/lib/python3.6/dist-packages/flask/app.py", line 2073, in wsgi_app
response = self.full_dispatch_request()
File "/usr/local/lib/python3.6/dist-packages/flask/app.py", line 1518, in full_dispatch_request
rv = self.handle_user_exception(e)
File "/usr/local/lib/python3.6/dist-packages/flask/app.py", line 1516, in full_dispatch_request
rv = self.dispatch_request()
File "/usr/local/lib/python3.6/dist-packages/flask/app.py", line 1502, in dispatch_request
return self.ensure_sync(self.view_functions[rule.endpoint])(**req.view_args)
File "/usr/local/lib/python3.6/dist-packages/opentaxii/middleware.py", line 88, in wrapper
return _process_with_service(service)
File "/usr/local/lib/python3.6/dist-packages/opentaxii/middleware.py", line 174, in _process_with_service
response_message = service.process(request.headers, taxii_message)
File "/usr/local/lib/python3.6/dist-packages/opentaxii/taxii/services/abstract.py", line 82, in process
response_message = handler.handle_message(self, message)
File "/usr/local/lib/python3.6/dist-packages/opentaxii/taxii/services/handlers/inbox_message_handlers.py", line 123, in handle_message
return InboxMessage11Handler.handle_message(service, request)
File "/usr/local/lib/python3.6/dist-packages/opentaxii/taxii/services/handlers/inbox_message_handlers.py", line 63, in handle_message
inbox_message_id=inbox_message.id if inbox_message else None)
File "/usr/local/lib/python3.6/dist-packages/opentaxii/persistence/manager.py", line 201, in create_content
collection_ids=collection_ids, service_id=service_id)
File "/usr/local/lib/python3.6/dist-packages/blinker/base.py", line 267, in send
for receiver in self.receivers_for(sender)]
File "/usr/local/lib/python3.6/dist-packages/blinker/base.py", line 267, in
for receiver in self.receivers_for(sender)]
File "/usr/local/lib/python3.6/dist-packages/misp_taxii_hooks-0.2-py3.6.egg/misp_taxii_hooks/hooks.py", line 62, in post_stix
package = pymisp.tools.stix.load_stix(StringIO(block))
File "/var/www/MISP/MISP-Taxii-Server/src/pymisp/pymisp/tools/stix.py", line 18, in load_stix
threat_level_id=threat_level_id, analysis=analysis)
File "/var/www/MISP/MISP-Taxii-Server/src/misp-stix-converter/misp_stix_converter/converters/buildMISPAttribute.py", line 480, in buildEvent
event = parseIndicators(event, pkg)
File "/var/www/MISP/MISP-Taxii-Server/src/misp-stix-converter/misp_stix_converter/converters/buildMISPAttribute.py", line 418, in parseIndicators
for intent in pkg.stix_header.package_intents:
AttributeError: 'NoneType' object has no attribute 'package_intents'