Hello,
there are several of notices when you click add new setting
Notice: Undefined index: ilmss_type in \wp-content\plugins\simple-settings\ilmss.php on line 361
Notice: Trying to get property of non-object in \wp-content\plugins\simple-settings\ilmss.php on line 379
Notice: Trying to get property of non-object in \wp-content\plugins\simple-settings\ilmss.php on line 382
Notice: Trying to get property of non-object in \wp-content\plugins\simple-settings\ilmss.php on line 383
Notice: Trying to get property of non-object in \wp-content\plugins\simple-settings\ilmss.php on line 384