( ! ) Fatal error: Trait "Symfony\Component\Serializer\SerializerAwareTrait" not found in /work/home/ntrugeon/www/apivillessymfony/vendor/symfony/serializer/Encoder/XmlEncoder.php on line 26
Call Stack
#	Time	Memory	Function	Location
1	0.0006	663520	{main}( )	.../XmlEncoder.php:0