If an album has no associated releases, attempting to view its artist's page will lead to an exception being raised

[Chris Wagner]

Here's an example stack trace...

Traceback (most recent call last):

  File "/home/chrisw/webapps/easyweaze/resonate/resonate/actions/__init__.py", line 33, in execute_view
    return render_to_response(template, template_vars)

  File "/home/chrisw/webapps/easyweaze/resonate/resonate/actions/__init__.py", line 77, in render_to_response
    return HttpResponseOkay(render_template(template, template_vars))

  File "/home/chrisw/webapps/easyweaze/resonate/resonate/lib/templates.py", line 14, in render_template
    return _get_template_env().get_template(template_name).render(**data). \

  File "/home/chrisw/webapps/easyweaze/resonate/resonate/templates/members/artist.tpl", line 1, in top-level template code
    {% extends "members/base.tpl" %}

  File "/home/chrisw/webapps/easyweaze/resonate/resonate/templates/members/base.tpl", line 2, in top-level template code
    {% extends "base.tpl" %}

  File "/home/chrisw/webapps/easyweaze/resonate/resonate/templates/base.tpl", line 2, in top-level template code
    {% extends "bare-base.tpl" %}

  File "/home/chrisw/app-data/easyweaze/ui/templates/bare-base.tpl", line 49, in top-level template code
    {% block body %}

  File "/home/chrisw/webapps/easyweaze/resonate/resonate/templates/base.tpl", line 7, in block "body"
    {% block body_container %}

  File "/home/chrisw/webapps/easyweaze/resonate/resonate/templates/members/base.tpl", line 91, in block "body_container"
    {% block content %}

  File "/home/chrisw/webapps/easyweaze/resonate/resonate/templates/members/artist.tpl", line 23, in block "content"
    <a href="{{ members_prefix }}/releases/{{ a.releases[0].id }}"

  File "/home/chrisw/lib/python2.6/jinja2/environment.py", line 334, in getattr
    return getattr(obj, attribute)

  File "/home/chrisw/lib/python2.6/jinja2/runtime.py", line 403, in _fail_with_undefined_error
    raise self._undefined_exception(hint)

UndefinedError: 'InstrumentedList' object has no element 0