Why is the Ansible Automation Platform failing with "Permission denied: '/var/log/tower/callback_receiver.log'"?

Issue

• Automation Controller service is started but showing Internal Server Error on the web UI

• Ansible Automation Platform installer is showing a message similar to the following when trying to execute a task on the Automation Controllers

  ValueError: Unable to configure handler 'callback_receiver': [Errno 13] Permission denied: '/var/log/tower/callback_receiver.log'"
  

• Log files within /var/log/supervisor are reporting an error similar to the following message

  Traceback (most recent call last):
  File "/var/lib/awx/venv/awx/bin/daphne", line 8, in <module>
    sys.exit(CommandLineInterface.entrypoint())
  File "/var/lib/awx/venv/awx/lib64/python3.9/site-packages/daphne/cli.py", line 170, in entrypoint
    cls().run(sys.argv[1:])
  File "/var/lib/awx/venv/awx/lib64/python3.9/site-packages/daphne/cli.py", line 232, in run
    application = import_by_path(args.application)
  File "/var/lib/awx/venv/awx/lib64/python3.9/site-packages/daphne/utils.py", line 12, in import_by_path
    target = importlib.import_module(module_path)
  File "/usr/lib64/python3.9/importlib/__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1030, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1007, in _find_and_load
  File "<frozen importlib._bootstrap>", line 986, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 680, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 850, in exec_module
  File "<frozen importlib._bootstrap>", line 228, in _call_with_frames_removed
  File "/var/lib/awx/venv/awx/lib64/python3.9/site-packages/awx/asgi.py", line 38, in <module>
    django.setup()
  File "/var/lib/awx/venv/awx/lib64/python3.9/site-packages/django/__init__.py", line 19, in setup
    configure_logging(settings.LOGGING_CONFIG, settings.LOGGING)
  File "/var/lib/awx/venv/awx/lib64/python3.9/site-packages/django/utils/log.py", line 76, in configure_logging
    logging_config_func(logging_settings)
  File "/usr/lib64/python3.9/logging/config.py", line 809, in dictConfig
    dictConfigClass(config).configure()
  File "/usr/lib64/python3.9/logging/config.py", line 571, in configure
    raise ValueError('Unable to configure handler '
  ValueError: Unable to configure handler 'cache_clear'
  Traceback (most recent call last):
  File "/usr/lib64/python3.9/logging/config.py", line 564, in configure
    handler = self.configure_handler(handlers[name])
  File "/usr/lib64/python3.9/logging/config.py", line 745, in configure_handler
    result = factory(**kwargs)
  File "/usr/lib64/python3.9/logging/handlers.py", line 470, in __init__
    logging.FileHandler.__init__(self, filename, mode=mode,
  File "/usr/lib64/python3.9/logging/__init__.py", line 1146, in __init__
    StreamHandler.__init__(self, self._open())
  File "/usr/lib64/python3.9/logging/__init__.py", line 1175, in _open
    return open(self.baseFilename, self.mode, encoding=self.encoding,
  PermissionError: [Errno 13] Permission denied: '/var/log/tower/cache_clear.log'