How can I upgrade a Symfony2 app that is hosting my site?

Question

I maked site on 2.0.7, today's actual version is 2.0.9. And I'm quite new to Symfony2. How I can upgrade my Symfony app without any problems?

Answer 1

Just get the deps and deps.lock files linked in the announcement on the symfony blog and run

php bin/vendors install

That will do the trick