In case of 'AttributeError', 'value' is None, so do not try to
access it.
Submitted upstream.

--- pybugz-0.6.11/bugz.py	2006-09-02 14:35:37.000000000 +0200
+++ pybugz-0.6.11/bugz.py	2014-05-05 16:02:20.000000000 +0200
@@ -1249,9 +1254,9 @@ class PrettyBugz(Bugz):
         for field, name in FIELDS + MORE_FIELDS:
             try:
                 value = result.find('//%s' % field).text
+                print '%-12s: %s' % (name, value.encode(self.enc))
             except AttributeError:
                 continue
-            print '%-12s: %s' % (name, value.encode(self.enc))
 
         # Print out the cc'ed people
         cced = result.findall('.//cc')
63588eacafb1f'/><select name='h' onchange='this.form.submit();'>
<option value='koszko' selected='selected'>koszko</option>
<option value='koszko-scripts'>koszko-scripts</option>
</select> <input type='submit' value='switch'/></form></td></tr>
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<div class='path'>path: <a href='/guix/log/?id=99da89cc5525e6d9a6995f9bc7c63588eacafb1f'>root</a>/<a href='/guix/log/gnu?id=99da89cc5525e6d9a6995f9bc7c63588eacafb1f'>gnu</a>/<a href='/guix/log/gnu/tests?id=99da89cc5525e6d9a6995f9bc7c63588eacafb1f'>tests</a>/<a href='/guix/log/gnu/tests/ganeti.scm?id=99da89cc5525e6d9a6995f9bc7c63588eacafb1f'>ganeti.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/tests/ganeti.scm?id=99da89cc5525e6d9a6995f9bc7c63588eacafb1f&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-07-19 14:23:16 +0200'>2020-07-19</span></td><td><a href='/guix/commit/gnu/tests/ganeti.scm?id=41daf1286575f3a1998493c893f6d5a9c5b62de8'>services: ganeti: Use TLS on the remote API by default.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2020-07-16 21:51:44 +0200'>2020-07-16</span></td><td><a href='/guix/commit/gnu/tests/ganeti.scm?id=9a622827559b223cc6b48733a82c74ce14a29bab'>services: Add ganeti.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>