Clarified SignalR error for Sonarr

bazarr/signalr_client.py

@@ -46,8 +46,9 @@ class SonarrSignalrClientLegacy:
                     time.sleep(5)
                 except json.decoder.JSONDecodeError:
                     logging.error("BAZARR cannot parse JSON returned by SignalR feed. This is caused by a permissions "
-                                  "issue when Sonarr try to access its /config/.config directory. You should fix "
+                                  "issue when Sonarr try to access its /config/.config directory."
-                                  "permissions on that directory and restart Sonarr. Also, if you're a Docker image "
+                                  "Typically permissions are too permissive - only the user and group Sonarr runs as should have Read/Write permissions (e.g. files 664 / folders 775)"
+                                  "You should fix permissions on that directory and restart Sonarr. Also, if you're a Docker image "
                                   "user, you should make sure you properly defined PUID/PGID environment variables. "
                                   "Otherwise, please contact Sonarr support.")
                 else: