Server error in admin page

[nitr0man]

When I tried to walk through admin page after email sending - I've got an error:

Internal Server Error: /admin/sendgrid/emailmessage/
Traceback (most recent call last):
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/core/handlers/base.py", line 139, in get_response
    response = response.render()
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/response.py", line 105, in render
    self.content = self.rendered_content
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/response.py", line 82, in rendered_content
    content = template.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/base.py", line 140, in render
    return self._render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/test/utils.py", line 85, in instrumented_test_render
    return self.nodelist.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/base.py", line 840, in render
    bit = self.render_node(node, context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/debug.py", line 78, in render_node
    return node.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/loader_tags.py", line 123, in render
    return compiled_parent._render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/test/utils.py", line 85, in instrumented_test_render
    return self.nodelist.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/base.py", line 840, in render
    bit = self.render_node(node, context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/debug.py", line 78, in render_node
    return node.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/loader_tags.py", line 123, in render
    return compiled_parent._render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/test/utils.py", line 85, in instrumented_test_render
    return self.nodelist.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/base.py", line 840, in render
    bit = self.render_node(node, context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/debug.py", line 78, in render_node
    return node.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/loader_tags.py", line 62, in render
    result = block.nodelist.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/base.py", line 840, in render
    bit = self.render_node(node, context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/debug.py", line 78, in render_node
    return node.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/loader_tags.py", line 62, in render
    result = block.nodelist.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/base.py", line 840, in render
    bit = self.render_node(node, context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/debug.py", line 78, in render_node
    return node.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/loader_tags.py", line 62, in render
    result = block.nodelist.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/base.py", line 840, in render
    bit = self.render_node(node, context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/debug.py", line 78, in render_node
    return node.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/loader_tags.py", line 62, in render
    result = block.nodelist.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/base.py", line 840, in render
    bit = self.render_node(node, context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/debug.py", line 78, in render_node
    return node.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/defaulttags.py", line 305, in render
    return nodelist.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/base.py", line 840, in render
    bit = self.render_node(node, context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/debug.py", line 78, in render_node
    return node.render(context)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/template/base.py", line 1196, in render
    _dict = func(*resolved_args, **resolved_kwargs)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/suit/templatetags/suit_list.py", line 188, in result_list_with_context
    res = result_list(cl)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/contrib/admin/templatetags/admin_list.py", line 288, in result_list
    'results': list(results(cl))}
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/contrib/admin/templatetags/admin_list.py", line 266, in results
    yield ResultList(None, items_for_result(cl, res, None))
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/contrib/admin/templatetags/admin_list.py", line 258, in __init__
    super(ResultList, self).__init__(*items)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/contrib/admin/templatetags/admin_list.py", line 185, in items_for_result
    f, attr, value = lookup_field(field_name, result, cl.model_admin)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/django/contrib/admin/util.py", line 254, in lookup_field
    value = attr(obj)
  File "/home/user/kava/v_poliverse/lib/python2.7/site-packages/sendgrid/admin.py", line 173, in first_event_type
    return emailMessage.first_event.type.name
AttributeError: 'NoneType' object has no attribute 'type'

It seems that there's no hhandling of cases when no events noticed.

[nitr0man]

Trunk works OK