3. If the translation still isn't found, Symfony uses the ``fallback`` configuration

parameter, which defaults to ``en`` (see `Configuration`_).

..versionadded::2.6

The ability to log missing translations was introduced in Symfony 2.6.

..note::

When Symfony doesn't find a translation in the given locale, it will

add the missing translation to the log file. For details,

see:ref:`reference-framework-translator-logging`.

.. _book-translation-user-locale:

Handling the User's Locale

* `profiler`_

* `collect`_

*:ref:`enabled<profiler.enabled>`

* `translator`_

*:ref:`enabled<translator.enabled>`

* `fallback`_

* `logging`_

secret

translator

.. _translator.enabled:

enabled

**type**: ``boolean`` **default**: ``false``

Whether or not to enable the ``translator`` service in the service container.

fallback

**default**: ``en``

This option is used when the translation key for the current locale wasn't found.

For more details, see:doc:`/book/translation`.

.. _reference-framework-translator-logging:

logging

..versionadded::2.6

The ``logging`` option was introduced in Symfony 2.6.

**default**: ``true`` when the debug mode is enabled, ``false`` otherwise.

When ``true``, a log entry is made whenever the translator cannot find a translation

for a given key. The logs are made to the ``translation`` channel and at the ``debug``

for level for keys where there is a translation in the fallback locale and the ``warning``

level if there is no translation to use at all.

Full default Configuration