( ! ) Fatal error: Interface 'Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface' not found in /var/www/html/api-btw/vendor/symfony/event-dispatcher/DependencyInjection/AddEventAliasesPass.php on line 22
Call Stack
#	Time	Memory	Function	Location
1	0.0009	404016	{main}( )	.../AddEventAliasesPass.php:0