Fixed server side exception throttling opensubtitles.com when it shouldn't. #2153

libs/subliminal_patch/providers/opensubtitlescom.py

@@ -518,6 +518,10 @@ def checked(fn, raise_api_limit=False, validate_token=False, validate_json=False
         elif status_code == 429:
             log_request_response(response)
             raise TooManyRequests()
+        elif status_code == 500:
+            logging.debug("Server side exception raised while downloading from opensubtitles.com website. They "
+                          "should mitigate this soon.")
+            return None
         elif status_code == 502:
             # this one should deal with Bad Gateway issue on their side.
             raise APIThrottled()