Fatal error: Out of memory (allocated 1048576) (tried to allocate 3072 bytes) in D:\wwwroot\ljstkj\wwwroot\thinkphp\library\think\Request.php on line 1621

Fatal error: Class 'think\Exception' not found in D:\wwwroot\ljstkj\wwwroot\thinkphp\library\think\exception\ErrorException.php on line 23