Merge pull request #4877 from JediKev/issue/queue-sort-title-no-validation-error

issue: Queue Sort Title No Validation Error

include/ajax.admin.php

@@ -237,6 +237,9 @@ class AdminAjaxAPI extends AjaxController {
             }
         }
 
+        if (!$data_form)
+            $data_form = $sort->getDataConfigForm();
+
         include STAFFINC_DIR . 'templates/queue-sorting-add.tmpl.php';
 
     }

include/staff/templates/queue-sorting.tmpl.php

-<?php echo $sort->getDataConfigForm()->asTable(); ?>
+<?php echo $data_form->asTable(); ?>
 
 <table class="table">
     <tbody class="sortable-rows">