( ! ) Fatal error: Uncaught Error: Interface 'think\contract\SessionHandlerInterface' not found in C:\wamp64\www\ucenter\vendor\topthink\framework\src\think\session\driver\File.php on line 26
( ! ) Error: Interface 'think\contract\SessionHandlerInterface' not found in C:\wamp64\www\ucenter\vendor\topthink\framework\src\think\session\driver\File.php on line 26
Call Stack
#	Time	Memory	Function	Location
1	0.0001	360832	{main}( )	...\File.php:0