Upgrading Symfony from 2.3 to 2.6 introduces few pitfalls in test run

Besides making sure your server is running PHP 5.4 or higher, after updating from Symfony 2.3 to 2.6.3, I had to roll back a few dependency packages I found were conflicting and weren't tested and cleared to work with the newest version of Symfony.  Some of the latest compatibility requirements are found here.  The latest…

Setting invalid message within form types in Symfony using model transformers

In Symfony, you can set the parameter "invalid_message" in your form types. For example: For more about Data Transformers and what they're used for, visit the Symfony Cookbook:  http://symfony.com/doc/current/cookbook/form/data_transformers.html