Raise an error if the settings file does not exist

easycloud/core/metaconfmanager.py

@@ -23,7 +23,9 @@ class MetaConfManager(ABC):
             self._config_file = os.path.join(os.path.dirname(os.path.realpath(__file__)), os.pardir, "modules", platform, "settings.cfg")
         else:
             self._config_file = config_file
-        self.parser.read(self._config_file)
+
+        self.parser.read(open(self._config_file, "r"))
+
         self.read_login_data()
         self.read_platform_options()
         self.read_options()