sonata-project/SonataAdminBundle — pull request #1625 by KingCrunch (2013-09-09 18:20:30+00:00)
Title: ImmutableArrayType with optional parameters

It leads to errors, if the `$infos` array has less than 3 parameters and because the last two parameters of `FormBuilderInterface::add()` are optional, they should be optional in `$infos` too.