An exception was selected when rendering the template. A form can only be submitted once.

Question

I have an error in symfony2 when I try to send a message in my application

During template rendering, an exception was thrown ("A form can only be submitted once") in SmartnodeTalkBundle: Discussion: viewchan.html.twig on line 24.

there is an entity with my code

https://gist.github.com/aurelben/9780465

thanks for the help

Answer 1

This is just a duplicate of "$ form-> handleRequest ($ request)" in my code

now it works