( ! ) Fatal error: Uncaught Error: Class 'think\db\Builder' not found in C:\wamp64\www\ucenter\vendor\topthink\think-orm\src\db\builder\Mysql.php on line 23
( ! ) Error: Class 'think\db\Builder' not found in C:\wamp64\www\ucenter\vendor\topthink\think-orm\src\db\builder\Mysql.php on line 23
Call Stack
#	Time	Memory	Function	Location
1	0.0001	360888	{main}( )	...\Mysql.php:0