Why am I getting "RRULE values with more than 1000 events are not allowed." Error While Accessing Schedules In Ansible Tower ?

Issue

Ansible Tower schedules are not working and the following error is written in /var/log/tower/tower.log when trying to access schedules:

2020-03-12 10:35:38,463 ERROR    django.request Internal Server Error: /api/v2/schedules/
Traceback (most recent call last):
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/django/core/handlers/exception.py", line 41, in inner
    response = get_response(request)
  File "/wsgi.py", line 72, in _legacy_get_response
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/django/core/handlers/base.py", line 249, in _legacy_get_response
    response = self._get_response(request)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/django/core/handlers/base.py", line 187, in _get_response
    response = self.process_exception_by_middleware(e, request)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/django/core/handlers/base.py", line 185, in _get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "/usr/lib/python3.6/contextlib.py", line 52, in inner
    return func(*args, **kwds)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/django/views/decorators/csrf.py", line 58, in wrapped_view
    return view_func(*args, **kwargs)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/django/views/generic/base.py", line 68, in view
    return self.dispatch(request, *args, **kwargs)
  File "/generics.py", line 334, in dispatch
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/views.py", line 494, in dispatch
    response = self.handle_exception(exc)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/views.py", line 454, in handle_exception
    self.raise_uncaught_exception(exc)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/views.py", line 491, in dispatch
    response = handler(request, *args, **kwargs)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/generics.py", line 201, in get
    return self.list(request, *args, **kwargs)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/mixins.py", line 45, in list
    return self.get_paginated_response(serializer.data)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/serializers.py", line 742, in data
    ret = super(ListSerializer, self).data
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/serializers.py", line 262, in data
    self._data = self.to_representation(self.instance)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/serializers.py", line 660, in to_representation
    self.child.to_representation(item) for item in iterable
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/serializers.py", line 660, in <listcomp>
    self.child.to_representation(item) for item in iterable
  File "/serializers.py", line 3830, in to_representation
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/serializers.py", line 504, in to_representation
    ret[field.field_name] = field.to_representation(attribute)
  File "/var/lib/awx/venv/awx/lib/python3.6/site-packages/rest_framework/fields.py", line 1816, in to_representation
    return method(value)
  File "/serializers.py", line 4782, in get_timezone
  File "/schedules.py", line 117, in timezone
  File "/schedules.py", line 212, in rrulestr
ValueError: RRULE values with more than 1000 events are not allowed.