Added hint about the error_bubbling on collections #2559

Author: peterrehm

reference/constraints/Valid.rst

@@ -13,6 +13,8 @@ object and all sub-objects associated with it.
 | Class          | :class:`Symfony\\Component\\Validator\\Constraints\\Type`           |
 +----------------+---------------------------------------------------------------------+
 
+.. include:: /reference/forms/types/options/_error_bubbling_hint.rst.inc
+
 Basic Usage
 -----------
 

reference/forms/types/options/_error_bubbling_hint.rst

@@ -0,0 +1,6 @@
+.. tip::
+
+By default the :doc:`collection Field Type </reference/forms/types/collection>` has enabled  the option ``error_bubbling``
+which passes the errors to the parent form. If you want to attach the errors
+to the locations where they actually occure you have to set ``error_bubbling``
+to ``false``.

reference/forms/types/options/cascade_validation.rst.inc

@@ -11,6 +11,5 @@ the data from ``CategoryType`` to also be validated.
 Instead of using this option, you can also use the ``Valid`` constraint in
 your model to force validation on a child object stored on a property.
 
-
-
+.. include:: /reference/forms/types/options/_error_bubbling_hint.rst.inc