I am using table_builder plugin and I am getting the following error
undefined method `safe_concat' for ActionView::Base:0x00000100a81ef0
What is safe_concat method and Can someone please tell me what am I doing incorrectly
View Code
<div id="event">
<% calendar_for @events do |calendar|%>
<%= calendar.head('mon', 'tue', 'wed', 'thu', 'fri', 'sat', 'sun') %>
<% calendar.day do |date,articles|%>
<%=h date.day%>
<% end %>
<% end %>
</div>
Thanks