edit

src/Lib/Input.php

@@ -982,7 +982,7 @@ class Input
         $html .= $hidden . '<select '.$xm.' class="update_value form-control ' . $child_class . '  ' . (isset($param['valid']) ? $param['valid'] : '') . '" name="' . $param['name'] . '" id="' . $param['name'] . '"  ' . $change . '>';
 
         if (isset($param['option'])) {
-            if (isset($param['lang']) && $param['lang']) {
+            if (!isset($param['option'][-1]) && isset($param['lang']) && $param['lang']) {
                 $html .= '<option value="0" selected>' . $param['lang'] . '</option>';
             }
             foreach ($param['option'] as $k => $v) {