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')
/><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>
<tr><td class='sub'>Wojtek's customized Guix</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=3abd9fab74f9fb1db8c520ba2f7e5ccc2367eede'>refs</a><a class='active' href='/guix/log/tests/git.scm'>log</a><a href='/guix/tree/tests/git.scm?id=3abd9fab74f9fb1db8c520ba2f7e5ccc2367eede'>tree</a><a href='/guix/commit/tests/git.scm?id=3abd9fab74f9fb1db8c520ba2f7e5ccc2367eede'>commit</a><a href='/guix/diff/tests/git.scm?id=3abd9fab74f9fb1db8c520ba2f7e5ccc2367eede'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/tests/git.scm'>
<input type='hidden' name='id' value='3abd9fab74f9fb1db8c520ba2f7e5ccc2367eede'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=3abd9fab74f9fb1db8c520ba2f7e5ccc2367eede'>root</a>/<a href='/guix/log/tests?id=3abd9fab74f9fb1db8c520ba2f7e5ccc2367eede'>tests</a>/<a href='/guix/log/tests/git.scm?id=3abd9fab74f9fb1db8c520ba2f7e5ccc2367eede'>git.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/tests/git.scm?id=3abd9fab74f9fb1db8c520ba2f7e5ccc2367eede&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>