Fix installation failure when Kodi logging is disabled

Add exception handling in LogHandler.emit() to prevent crashes
when xbmc.log() fails due to globally disabled logging in Kodi.

resources/lib/loghandler.py

@@ -39,6 +39,7 @@ class LogHandler(logging.StreamHandler):
     def emit(self, record):
 
         if self._get_log_level(record.levelno):
+            try:
                 string = self.format(record)
 
                 # Hide server URL in logs
@@ -53,6 +54,9 @@ class LogHandler(logging.StreamHandler):
                 else:
                     log_level = xbmc.LOGNOTICE
                 xbmc.log(string, level=log_level)
+            except Exception:
+                # Silently fail if logging is disabled globally in Kodi
+                pass
 
     def _get_log_level(self, level):