PrimeFaces dataTable sorting not working

Question

I am having trouble getting the PrimeFaces dataTable component\'s sort behavior to work as documented. (I am using PrimFaces 4.0, JSF 2.1.12, and Tomcat 7.0.) The problem I

Answer 1

remove the pound and curly bracket like this:

From this:

To this

I had the same problem and it was simply because of that.