Fix and verbose exception handling.

modules/scheduling/calendar.py

@@ -154,7 +154,7 @@ class AuraCalendarService(threading.Thread):
             self.queue.put(result)
         except Exception as e:
             # Release the mutex
-            self.logger.warning("Fetching aborted due to: %s" % str(e))
+            self.logger.warning("Fetching aborted due to: %s" % str(e), e)
             self.queue.put("fetching_aborted " + str(e))
 
         # terminate the thread
@@ -255,10 +255,9 @@ class AuraCalendarService(threading.Thread):
             entry_db.artificial_playlist_id = playlist_db.artificial_id
             entry_db.entry_num = entry_num
 
-            if "file" in entry and duration in entry["file"]:
+            if "file" in entry and "duration" in entry["file"]:
                 # Convert nano-seconds to seconds
                 duration = int(float(entry["file"]["duration"]) / 1000000000) 
-            # except Exception:
             else:
                 # No duration means it's playing until the end of the schedule
                 self.logger.debug("Missing duration - setting duration of entry to end-of-schedule")