skip search cache results if series provider id is none

sickrage/core/caches/tv_cache.py

@@ -286,6 +286,10 @@ class TVCache(object):
  result.series_id = int(curResult["series_id"])
  result.series_provider_id = curResult["series_provider_id"]
 
+ # skip if series provider id is not set
+ if not curResult["series_provider_id"]:
+ continue
+
  # convert to series provider id enum
  if not isinstance(result.series_provider_id, SeriesProviderID):
  result.series_provider_id = SeriesProviderID[curResult["series_provider_id"]]