test use sections

app/UI/Client/Setting/Sections/EditGeneralSection.php

@@ -101,7 +101,7 @@ class EditGeneralSection extends FreeFieldsSection
             $infodns->setId('infodns');
             $infodns->setName('infodns');
             $infodns->addHtmlAttribute('disabled', true);
-            $this->addField($field);
+            $this->addField($infodns);
         }
     }
 }