Railsの単純なフォームDEPRECATION警告

Question

簡単なフォーム2.0.1 client_side_validations 3.1.4

問題：

"error_class":"DEPRECATION WARNING: [SIMPLE_FORM] SimpleForm.error_class is deprecated and has no effect. (called from error_class at (eval):1)", 
"error_tag":"DEPRECATION WARNING: [SIMPLE_FORM] SimpleForm.error_tag is deprecated and has no effect. (called from error_tag at (eval):1)", 
"wrapper_error_class":"DEPRECATION WARNING: [SIMPLE_FORM] SimpleForm.wrapper_error_class is deprecated and has no effect. (called from wrapper_error_class at (eval):1)", 
"wrapper_tag":"DEPRECATION WARNING: [SIMPLE_FORM] SimpleForm.wrapper_tag is deprecated and has no effect. (called from wrapper_tag at (eval):1)" 

どのように解決するには？

マイビュー：

<%= simple_form_for @book_item, :validate => true do |f| %> 
    <%= f.input :name %> 
    <%= f.input :description %> 
    <%= f.button :submit %> 
    <%= link_to t('.cancel', :default => t("helpers.links.cancel")), book_items_path, :class => 'btn' %> 
<% end %> 

Answer 1

私はあなたがSimpleForm統合のためのclient_side_validations-simple_form宝石を使用しているが、それは今SimpleForm 2で動作していないと仮定 - https://github.com/dockyard/client_side_validations-simple_form/issues/2