继续修改

app/Admin/Extensions/Form/Radio2.php

@@ -116,7 +116,8 @@ class Radio2 extends Radio
     var cascade_groups = {$cascadeGroups}, event = '{$this->cascadeEvent}';
 
     \$this.on(event, function (e) {
-        {$this->getFormFrontValue()}
+        //{$this->getFormFrontValue()}
+        var checked = $(e.target).parent().parent().find(':checked').val();
 
         cascade_groups.forEach(function (event) {
             var group = $(e.target).closest('.form-group.form-field').next('div.cascade-group.'+event.class);