( ! ) Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\Exception\UnexpectedValueException" not found in C:\wamp64\www\IHTS - Copie 51\vendor\symfony\http-foundation\Exception\ConflictingHeadersException.php on line 19
( ! ) Error: Class "Symfony\Component\HttpFoundation\Exception\UnexpectedValueException" not found in C:\wamp64\www\IHTS - Copie 51\vendor\symfony\http-foundation\Exception\ConflictingHeadersException.php on line 19
Call Stack
#	Time	Memory	Function	Location
1	0.0032	535376	{main}( )	...\ConflictingHeadersException.php:0