Traceback (most recent call last): File "/usr/lib/python2.5/site-packages/smart/interfaces/gtk/interactive.py", line 181, in callback exec code in globals File "<callback>", line 1, in <module> File "/usr/lib/python2.5/site-packages/smart/interfaces/gtk/interactive.py", line 413, in updateChannels self._ctrl.reloadChannels(channels, caching=NEVER) File "/usr/lib/python2.5/site-packages/smart/control.py", line 354, in reloadChannels if not channel.fetch(self._fetcher, progress): File "/usr/lib/python2.5/site-packages/smart/channels/urpmi.py", line 68, in fetch digest = getFileDigest(item.getTargetPath()) File "/usr/lib/python2.5/site-packages/smart/util/filetools.py", line 31, in getFileDigest file = open(path)TypeError: coercing to Unicode: need string or buffer, NoneType found