Attendee field needs sanity checks

[Michael Hall]

Traceback (most recent call last):

  File "/usr/lib/pymodules/python2.6/django/core/handlers/base.py", line 92, in get_response
    response = callback(request, *callback_args, **callback_kwargs)

  File "/usr/lib/pymodules/python2.6/django/contrib/auth/decorators.py", line 78, in __call__
    return self.view_func(request, *args, **kwargs)

  File "/srv/loco.ubuntu.com/loco_directory/events/views.py", line 316, in team_event_register
    form.save()

  File "/usr/lib/pymodules/python2.6/django/forms/models.py", line 407, in save
    fail_message, commit, exclude=self._meta.exclude)

  File "/usr/lib/pymodules/python2.6/django/forms/models.py", line 78, in save_instance
    instance.save()

  File "/usr/lib/pymodules/python2.6/django/db/models/base.py", line 410, in save
    self.save_base(force_insert=force_insert, force_update=force_update)

  File "/usr/lib/pymodules/python2.6/django/db/models/base.py", line 495, in save_base
    result = manager._insert(values, return_id=update_pk)

  File "/usr/lib/pymodules/python2.6/django/db/models/manager.py", line 177, in _insert
    return insert_query(self.model, values, **kwargs)

  File "/usr/lib/pymodules/python2.6/django/db/models/query.py", line 1087, in insert_query
    return query.execute_sql(return_id)

  File "/usr/lib/pymodules/python2.6/django/db/models/sql/subqueries.py", line 320, in execute_sql
    cursor = super(InsertQuery, self).execute_sql(None)

  File "/usr/lib/pymodules/python2.6/django/db/models/sql/query.py", line 2369, in execute_sql
    cursor.execute(sql, params)

DataError: smallint out of range

<ModPythonRequest
path:/events/team/530/register/,
GET:<QueryDict: {}>,
POST:<QueryDict: {u'promise': [u'maybe'], u'guests': [u'8686458'], u'submit': [u'Submit']}>,
COOKIES:{'sessionid': 'd457c6532fb125d60eb55b11dd5b7356'},
META:{'AUTH_TYPE': None,
 'CONTENT_LENGTH': '42',
 'CONTENT_TYPE': 'application/x-www-form-urlencoded',
 'GATEWAY_INTERFACE': 'CGI/1.1',
 'HTTP_ACCEPT': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
 'HTTP_ACCEPT_CHARSET': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7',
 'HTTP_ACCEPT_ENCODING': 'gzip,deflate',
 'HTTP_ACCEPT_LANGUAGE': 'en-us,en;q=0.5',
 'HTTP_CONNECTION': 'keep-alive',
 'HTTP_CONTENT_LENGTH': '42',
 'HTTP_CONTENT_TYPE': 'application/x-www-form-urlencoded',
 'HTTP_COOKIE': 'sessionid=d457c6532fb125d60eb55b11dd5b7356',
 'HTTP_HOST': 'loco.ubuntu.com',
 'HTTP_KEEP_ALIVE': '115',
 'HTTP_REFERER': 'http://loco.ubuntu.com/events/team/530/register/',
 'HTTP_USER_AGENT': 'Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.12) Gecko/20101027 Ubuntu/10.10 (maverick) Firefox/3.6.12',
 'PATH_INFO': u'/events/team/530/register/',
 'PATH_TRANSLATED': None,
 'QUERY_STRING': None,
 'REMOTE_ADDR': '110.139.116.115',
 'REMOTE_HOST': None,
 'REMOTE_IDENT': None,
 'REMOTE_USER': None,
 'REQUEST_METHOD': 'POST',
 'SCRIPT_NAME': '',
 'SERVER_NAME': 'loco.ubuntu.com',
 'SERVER_PORT': 80,
 'SERVER_PROTOCOL': 'HTTP/1.1',
 'SERVER_SOFTWARE': 'mod_python'}>