Traceback (most recent call last):

 "logging\handlers.pyc", line 77, in emit

 "logging\handlers.pyc", line 142, in doRolloverWindowsError: [Error 32]
Traceback (most recent call last):


 "/home/airflow/.local/lib/python3.8/site-packages/flask/app.py", line 2447, in wsgi_app

response = self.full_dispatch_request()


 "/home/airflow/.local/lib/python3.8/site-packages/flask/app.py", line 1952, in full_dispatch_request

rv = self.handle_user_exception(e)


 "/home/airflow/.local/lib/python3.8/site-packages/flask/app.py", line 1821, in handle_user_exception

reraise(exc_type, exc_value, tb)


 "/home/airflow/.local/lib/python3.8/site-packages/flask/_compat.py", line 39, in reraise

raise value


 "/home/airflow/.local/lib/python3.8/site-packages/flask/app.py", line 1950, in full_dispatch_request

rv = self.dispatch_request()


 "/home/airflow/.local/lib/python3.8/site-packages/flask/app.py", line 1936, in dispatch_request

return self.view_functions[rule.endpoint](**req.view_args)


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/www/auth.py", line 34, in decorated

return func(*args, **kwargs)


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/www/decorators.py", line 97, in view_func

return f(*args, **kwargs)


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/www/decorators.py", line 60, in wrapper

return f(*args, **kwargs)


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/utils/session.py", line 65, in wrapper

return func(*args, session=session, **kwargs)


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/www/views.py", line 2080, in graph

return self.render_template(


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/www/views.py", line 396, in render_template

return super().render_template(


 "/home/airflow/.local/lib/python3.8/site-packages/flask_appbuilder/baseviews.py", line 280, in render_template

return render_template(


 "/home/airflow/.local/lib/python3.8/site-packages/flask/templating.py", line 137, in render_template

return _render(


 "/home/airflow/.local/lib/python3.8/site-packages/flask/templating.py", line 120, in _render

rv = template.render(context)


 "/home/airflow/.local/lib/python3.8/site-packages/jinja2/environment.py", line 1090, in render

self.environment.handle_exception()


 "/home/airflow/.local/lib/python3.8/site-packages/jinja2/environment.py", line 832, in handle_exception

reraise(*rewrite_traceback_stack(source=source))


 "/home/airflow/.local/lib/python3.8/site-packages/jinja2/_compat.py", line 28, in reraise

raise value.with_traceback(tb)


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/www/templates/airflow/graph.html", line 21, in top-level template code

{% from 'appbuilder/loading_dots.html' import loading_dots %}


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/www/templates/airflow/dag.html", line 21, in top-level template code

{% from 'appbuilder/dag_docs.html' import dag_docs %}


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/www/templates/airflow/main.html", line 20, in top-level template code

{% extends 'appbuilder/baselayout.html' %}


 "/home/airflow/.local/lib/python3.8/site-packages/flask_appbuilder/templates/appbuilder/baselayout.html", line 2, in top-level template code

{% import 'appbuilder/baselib.html' as baselib %}


 "/home/airflow/.local/lib/python3.8/site-packages/flask_appbuilder/templates/appbuilder/init.html", line 60, in top-level template code

{% block tail %}


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/www/templates/airflow/graph.html", line 145, in block "tail"

var task_instances = {{ task_instances|tojson }};


 "/home/airflow/.local/lib/python3.8/site-packages/flask/json/__init__.py", line 376, in tojson_filter

return Markup(htmlsafe_dumps(obj, **kwargs))


 "/home/airflow/.local/lib/python3.8/site-packages/flask/json/__init__.py", line 290, in htmlsafe_dumps

dumps(obj, **kwargs)


 "/home/airflow/.local/lib/python3.8/site-packages/flask/json/__init__.py", line 211, in dumps

rv = _json.dumps(obj, **kwargs)


 "/usr/local/lib/python3.8/json/__init__.py", line 234, in dumps

return cls(


 "/usr/local/lib/python3.8/json/encoder.py", line 199, in encode

chunks = self.iterencode(o, _one_shot=True)


 "/usr/local/lib/python3.8/json/encoder.py", line 257, in iterencode

return _iterencode(o, 0)


 "/home/airflow/.local/lib/python3.8/site-packages/airflow/utils/json.py", line 74, in _default

raise TypeError(f"Object of type '{obj.__class__.__name__}' is not JSON serializable")
TypeError: Object of type 'V1ResourceRequirements' is not JSON serializable
