$ ara-manage runserver
 * Serving Flask app "ara" (lazy loading)
 * Environment: production
   WARNING: Do not use the development server in a production environment.
   Use a production WSGI server instead.
 * Debug mode: off
2018-12-06 13:35:08,355 INFO werkzeug:  * Running on http://127.0.0.1:9191/ (Press CTRL+C to quit)
[2018-12-06 13:35:22,750] ERROR in app: Exception on / [GET]
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 2292, in wsgi_app
    response = self.full_dispatch_request()
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1815, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1718, in handle_user_exception
    reraise(exc_type, exc_value, tb)
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1813, in full_dispatch_request
    rv = self.dispatch_request()
  File "/usr/lib/python2.7/site-packages/flask/app.py", line 1799, in dispatch_request
    return self.view_functions[rule.endpoint](**req.view_args)
  File "/usr/lib/python2.7/site-packages/ara/views/reports.py", line 72, in report_list
    stats=stats)
  File "/usr/lib/python2.7/site-packages/flask/templating.py", line 135, in render_template
    context, ctx.app)
  File "/usr/lib/python2.7/site-packages/flask/templating.py", line 117, in _render
    rv = template.render(context)
  File "/usr/lib/python2.7/site-packages/jinja2/environment.py", line 989, in render
    return self.environment.handle_exception(exc_info, True)
  File "/usr/lib/python2.7/site-packages/jinja2/environment.py", line 754, in handle_exception
    reraise(exc_type, exc_value, tb)
  File "/usr/lib/python2.7/site-packages/ara/templates/report_list.html", line 1, in top-level template code
    {% extends "layout.html" %}
  File "/usr/lib/python2.7/site-packages/ara/templates/layout.html", line 6, in top-level template code
    {% block content -%}
  File "/usr/lib/python2.7/site-packages/ara/templates/report_list.html", line 10, in block "content"
    {% include "report.html" -%}
  File "/usr/lib/python2.7/site-packages/ara/templates/report.html", line 10, in top-level template code
    {{ macros.render_status(stats[playbook.id].status) }}
  File "/usr/lib/python2.7/site-packages/jinja2/environment.py", line 408, in getattr
    return getattr(obj, attribute)
UndefinedError: 'macros' is undefined