BUG: Unhandled error in plugin scan_imdb: expected string or buffer #2385

2019-05-06 18:37 VERBOSE  discover      download-shows  Searching for `The Simpsons (1989) S30E22` with plugin `torznab` (1 of 2)
2019-05-06 18:37 DEBUG    torznab       download-shows  Config: {u'website': u'http://localhost:9117/api/v2.0/indexers/all/results/torznab', u'searcher': u'tvsearch', u'apikey': u'apikey', u'categories': []}
2019-05-06 18:37 DEBUG    torznab       download-shows  Configured parameters: {u'apikey': u'apikey', 't': u'caps', u'extended': 1}
2019-05-06 18:37 DEBUG    utils.requests download-shows  GETing URL http://localhost:9117/api/v2.0/indexers/all/results/torznab/api?apikey=apikey&t=caps&extended=1 with args () and kwargs {'allow_redirects': True, u'timeout': 30}
2019-05-06 18:37 DEBUG    torznab       download-shows  Raw caps response <?xml version="1.0" encoding="UTF-8"?>\n<caps>\n  <server title="Jackett" />\n  <limits max="1000" default="1000" />\n  <searching>\n    <search available="yes" supportedParams="q" />\n   $
2019-05-06 18:37 DEBUG    torznab       download-shows  Searcher 'tv-search' set up with '[u'q', u'season', u'ep', u'imdbid']' parameters
2019-05-06 18:37 DEBUG    torznab       download-shows  Setting search categories to [5000, 5010, 5020, 5030, 5040, 5045, 5050, 5060, 5070, 5080]
2019-05-06 18:37 DEBUG    torznab       download-shows  Configured parameters: {u'q': u'The Simpsons (1989)', u'apikey': u'apikey', u't': u'tvsearch', u'season': 30, u'ep': 22, u'extended': 1, u'cat': u'5000,5010,5020,5030,5040,5045,505$
2019-05-06 18:37 INFO     torznab       download-shows  Fetching URL: http://localhost:9117/api/v2.0/indexers/all/results/torznab/api?q=The+Simpsons+%281989%29&apikey=apikey&t=tvsearch&season=30&ep=22&extended=1&cat=5000%2C5010%2C5020%2$
2019-05-06 18:37 DEBUG    utils.requests download-shows  GETing URL http://localhost:9117/api/v2.0/indexers/all/results/torznab/api?q=The+Simpsons+%281989%29&apikey=apikey&t=tvsearch&season=30&ep=22&extended=1&cat=5000%2C5010%2C5020%2C5$
2019-05-06 18:37 DEBUG    discover      download-shows  Discovered 2 entries from torznab
2019-05-06 18:37 VERBOSE  discover      download-shows  Searching for `Game of Thrones (2011) S08E04` with plugin `torznab` (2 of 2)
2019-05-06 18:37 DEBUG    torznab       download-shows  Config: {u'website': u'http://localhost:9117/api/v2.0/indexers/all/results/torznab', u'searcher': u'tvsearch', u'apikey': u'apikey', u'categories': []}
2019-05-06 18:37 DEBUG    torznab       download-shows  Configured parameters: {u'apikey': u'apikey', 't': u'caps', u'extended': 1}
2019-05-06 18:37 DEBUG    utils.requests download-shows  GETing URL http://localhost:9117/api/v2.0/indexers/all/results/torznab/api?apikey=apikey&t=caps&extended=1 with args () and kwargs {'allow_redirects': True, u'timeout': 30}
2019-05-06 18:37 DEBUG    torznab       download-shows  Raw caps response <?xml version="1.0" encoding="UTF-8"?>\n<caps>\n  <server title="Jackett" />\n  <limits max="1000" default="1000" />\n  <searching>\n    <search available="yes" supportedParams="q" />\n   $
2019-05-06 18:37 DEBUG    torznab       download-shows  Searcher 'tv-search' set up with '[u'q', u'season', u'ep', u'imdbid']' parameters
2019-05-06 18:37 DEBUG    torznab       download-shows  Setting search categories to [5000, 5010, 5020, 5030, 5040, 5045, 5050, 5060, 5070, 5080]
2019-05-06 18:37 DEBUG    torznab       download-shows  Configured parameters: {u'q': u'Game of Thrones (2011)', u'apikey': u'apikey', u't': u'tvsearch', u'season': 8, u'ep': 4, u'extended': 1, u'cat': u'5000,5010,5020,5030,5040,5045,50$
2019-05-06 18:37 INFO     torznab       download-shows  Fetching URL: http://localhost:9117/api/v2.0/indexers/all/results/torznab/api?q=Game+of+Thrones+%282011%29&apikey=apikey&t=tvsearch&season=8&ep=4&extended=1&cat=5000%2C5010%2C5020%$
2019-05-06 18:37 DEBUG    utils.requests download-shows  GETing URL http://localhost:9117/api/v2.0/indexers/all/results/torznab/api?q=Game+of+Thrones+%282011%29&apikey=apikey&t=tvsearch&season=8&ep=4&extended=1&cat=5000%2C5010%2C5020%2C$
2019-05-06 18:37 DEBUG    discover      download-shows  Discovered 4 entries from torznab
2019-05-06 18:37 DEBUG    backlog.db    download-shows  0 entries purged from backlog
2019-05-06 18:37 VERBOSE  details       download-shows  Produced 6 entries.
2019-05-06 18:37 CRITICAL task          download-shows  BUG: Unhandled error in plugin scan_imdb: expected string or buffer
Traceback (most recent call last):
  File "/usr/local/lib/python2.7/dist-packages/flexget/task.py", line 522, in __run_plugin
    return method(*args, **kwargs)
  File "/usr/local/lib/python2.7/dist-packages/flexget/event.py", line 23, in __call__
    return self.func(*args, **kwargs)
  File "/usr/local/lib/python2.7/dist-packages/flexget/components/imdb/imdb_url.py", line 33, in on_task_metainfo
    urls = re.findall(r'\bimdb.com/title/tt\d+\b', entry['description'])
  File "/usr/lib/python2.7/re.py", line 181, in findall
    return _compile(pattern, flags).findall(string)
TypeError: expected string or buffer