abrt 1.0.8 detected a crash.

architecture: x86_64
cmdline: /usr/bin/python /usr/bin/gwibber
component: gwibber
executable: /usr/bin/gwibber
kernel: 2.6.31.12-174.2.22.fc12.x86_64
package: gwibber-1:1.2.0-3.349bzr.fc12
reason: memory:0x7ff36c088f90:34:msgstyle:AttributeError: Message instance has no attribute 'color'
release: Fedora release 12 (Constantine)

backtrace
-----
memory:0x7ff36c088f90:34:msgstyle:AttributeError: Message instance has no attribute 'color'

Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/gwibber/client.py", line 1118, in update_view_contents
    view.load_messages()
  File "/usr/lib/python2.6/site-packages/gwibber/gwui.py", line 98, in load_messages
    _=_)
  File "/usr/lib/python2.6/site-packages/mako/template.py", line 133, in render
    return runtime._render(self, self.callable_, args, data)
  File "/usr/lib/python2.6/site-packages/mako/runtime.py", line 347, in _render
    _render_context(template, callable_, context, *args, **_kwargs_for_callable(callable_, data))
  File "/usr/lib/python2.6/site-packages/mako/runtime.py", line 364, in _render_context
    _exec_template(inherit, lclcontext, args=args, kwargs=kwargs)
  File "/usr/lib/python2.6/site-packages/mako/runtime.py", line 397, in _exec_template
    callable_(context, *args, **kwargs)
  File "memory:0x7ff36c088f90", line 78, in render_body
  File "/usr/lib/python2.6/site-packages/mako/runtime.py", line 255, in <lambda>
    return lambda *args, **kwargs:callable_(self.context, *args, **kwargs)
  File "base_mako", line 615, in render_messages
  File "/usr/lib/python2.6/site-packages/mako/runtime.py", line 255, in <lambda>
    return lambda *args, **kwargs:callable_(self.context, *args, **kwargs)
  File "base_mako", line 268, in render_message
  File "base_mako", line 232, in messagebox
  File "base_mako", line 337, in render_messagebox
  File "memory:0x7ff36c088f90", line 34, in msgstyle
AttributeError: Message instance has no attribute 'color'

Local variables in innermost frame:
context: <mako.runtime.Context object at 0x2e91b50>
data: <gwibber.microblog.greader.Message instance at 0x7ff36c07d9e0>
__M_writer: <built-in method write of cStringIO.StringO object at 0x2e73c00>
hasattr: <built-in function hasattr>

How to reproduce
-----
1. Try to load messages for the first time.
2. Crash.