Fatal error: Uncaught think\exception\ErrorException: Use of undefined constant THINK_PATH - assumed 'THINK_PATH' (this will throw an Error in a future version of PHP) in D:\wwwroot\kong\thinkphp\library\think\exception\Handle.php:186 Stack trace: #0 D:\wwwroot\kong\thinkphp\library\think\exception\Handle.php(186): think\Error::appError(2, 'Use of undefine...', 'D:\\wwwroot\\kong...', 186, Array) #1 D:\wwwroot\kong\thinkphp\library\think\exception\Handle.php(97): think\exception\Handle->convertExceptionToResponse(Object(think\exception\ErrorException)) #2 D:\wwwroot\kong\thinkphp\library\think\Error.php(56): think\exception\Handle->render(Object(think\exception\ErrorException)) #3 D:\wwwroot\kong\thinkphp\library\think\Error.php(90): think\Error::appException(Object(think\exception\ErrorException)) #4 [internal function]: think\Error::appShutdown() #5 {main} thrown in D:\wwwroot\kong\thinkphp\library\think\exception\Handle.php on line 186