The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/srv/deployment/homer/venv-1630056304/lib/python3.9/site-packages/homer/__init__.py", line 300, in _execute
    device_config.append(self._renderer.render(device.metadata['role'], device_data))
  File "/srv/deployment/homer/venv-1630056304/lib/python3.9/site-packages/homer/templates.py", line 57, in render
    return template.render(data)
  File "/srv/deployment/homer/venv-1630056304/lib/python3.9/site-packages/jinja2/environment.py", line 1304, in render
    self.environment.handle_exception()
  File "/srv/deployment/homer/venv-1630056304/lib/python3.9/site-packages/jinja2/environment.py", line 925, in handle_exception
    raise rewrite_traceback_stack(source=source)
  File "/srv/homer/public/templates/cr.conf", line 14, in top-level template code
    {{ section("common", "chassis", 4) }}
  File "/srv/deployment/homer/venv-1630056304/lib/python3.9/site-packages/jinja2/runtime.py", line 828, in _invoke
    rv = self._func(*arguments)
  File "/srv/homer/public/templates/macros/common.conf", line 3, in template
    {% include category_name + "/" + section_name + ".conf" %}
  File "/srv/homer/public/templates/common/chassis.conf", line 13, in top-level template code
    {% for item in netbox.device.inventory | sort(attribute='name') | d([]) -%}
  File "/srv/deployment/homer/venv-1630056304/lib/python3.9/site-packages/jinja2/environment.py", line 478, in getattr
    return obj[attribute]
  File "/srv/deployment/homer/venv-1630056304/lib/python3.9/site-packages/homer/netbox.py", line 48, in __getitem__
    raise HomerError('Failed to get key {key}'.format(key=key)) from e
homer.exceptions.HomerError: Failed to get key inventory