( ! ) Fatal error: Uncaught Error: Class "Symfony\Component\Form\AbstractExtension" not found in E:\Program_Files\wamp64\www\print\vendor\symfony\form\Extension\DataCollector\DataCollectorExtension.php on line 22
( ! ) Error: Class "Symfony\Component\Form\AbstractExtension" not found in E:\Program_Files\wamp64\www\print\vendor\symfony\form\Extension\DataCollector\DataCollectorExtension.php on line 22
Call Stack
#	Time	Memory	Function	Location
1	0.0194	369120	{main}( )	...\DataCollectorExtension.php:0