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')
'1bb177d08401feb4370d6422f2c6fc746adc7c2a'/><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=1bb177d08401feb4370d6422f2c6fc746adc7c2a'>refs</a><a class='active' href='/guix/log/gnu/system/examples/asus-c201.tmpl'>log</a><a href='/guix/tree/gnu/system/examples/asus-c201.tmpl?id=1bb177d08401feb4370d6422f2c6fc746adc7c2a'>tree</a><a href='/guix/commit/gnu/system/examples/asus-c201.tmpl?id=1bb177d08401feb4370d6422f2c6fc746adc7c2a'>commit</a><a href='/guix/diff/gnu/system/examples/asus-c201.tmpl?id=1bb177d08401feb4370d6422f2c6fc746adc7c2a'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/system/examples/asus-c201.tmpl'>
<input type='hidden' name='id' value='1bb177d08401feb4370d6422f2c6fc746adc7c2a'/><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=1bb177d08401feb4370d6422f2c6fc746adc7c2a'>root</a>/<a href='/guix/log/gnu?id=1bb177d08401feb4370d6422f2c6fc746adc7c2a'>gnu</a>/<a href='/guix/log/gnu/system?id=1bb177d08401feb4370d6422f2c6fc746adc7c2a'>system</a>/<a href='/guix/log/gnu/system/examples?id=1bb177d08401feb4370d6422f2c6fc746adc7c2a'>examples</a>/<a href='/guix/log/gnu/system/examples/asus-c201.tmpl?id=1bb177d08401feb4370d6422f2c6fc746adc7c2a'>asus-c201.tmpl</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/system/examples/asus-c201.tmpl?id=1bb177d08401feb4370d6422f2c6fc746adc7c2a&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2021-08-29 01:05:26 -0400'>2021-08-29</span></td><td><a href='/guix/commit/gnu/system/examples/asus-c201.tmpl?id=da4e40948326387d5bcda58783914d5f9ce8b095'>Migrate to the new 'targets' field of bootloader-configuration.</a><span class='msg-avail'>...<span class='msg-tooltip'>The old 'target' field is deprecated; adjust the sources to use the new
'targets' one instead.

* doc/guix-cookbook.texi&lt;target&gt;: Replace by 'targets'.
* gnu/bootloader/grub.scm: Likewise.
* gnu/installer/parted.scm: Likewise.
* gnu/machine/digital-ocean.scm: Likewise.
* gnu/system/examples/asus-c201.tmpl: Likewise
* gnu/system/examples/bare-bones.tmpl: Likewise
* gnu/system/examples/bare-hurd.tmpl: Likewise
* gnu/system/examples/beaglebone-black.tmpl: Likewise
* gnu/system/examples/desktop.tmpl: Likewise
* gnu/system/examples/docker-image.tmpl: Likewise
* gnu/system/examples/lightweight-desktop.tmpl: Likewise
* gnu/system/examples/vm-image.tmpl: Likewise
* gnu/system/examples/yggdrasil.tmpl: Likewise
* gnu/system/hurd.scm: Likewise
* gnu/system/images/hurd.scm: Likewise
* gnu/system/images/novena.scm: Likewise
* gnu/system/images/pine64.scm: Likewise
* gnu/system/images/pinebook-pro.scm: Likewise
* gnu/system/images/rock64.scm: Likewise
* gnu/system/install.scm: Likewise
* gnu/system/vm.scm: Likewise
* gnu/tests.scm: Likewise
* gnu/tests/ganeti.scm: Likewise
* gnu/tests/install.scm: Likewise
* gnu/tests/nfs.scm: Likewise
* gnu/tests/telephony.scm: Likewise
* tests/boot-parameters.scm: Likewise
* tests/system.scm: Likewise
</span></span></td><td>Maxim Cournoyer</td></tr>