Try catch subtitle search error

couchpotato/core/plugins/subtitle/main.py

@@ -5,6 +5,7 @@ from couchpotato.core.plugins.base import Plugin
 from couchpotato.core.settings.model import Library, FileType
 from couchpotato.environment import Env
 import subliminal
+import traceback
 
 log = CPLog(__name__)
 
@@ -44,6 +45,7 @@ class Subtitle(Plugin):
 
         if self.isDisabled(): return
 
+        try:
             available_languages = sum(group['subtitle_language'].itervalues(), [])
             downloaded = []
             for lang in self.getLanguages():
@@ -55,5 +57,10 @@ class Subtitle(Plugin):
                 group['files']['subtitle'].add(d_sub.path)
                 group['subtitle_language'][d_sub.path] = [d_sub.language]
 
+            return True
+
+        except:
+            log.error('Failed searching for subtitle: %s', (traceback.format_exc()))
+
     def getLanguages(self):
         return [x.strip() for x in self.conf('languages').split(',')]