Fatal error: Uncaught Error: Call to undefined method think\App::isDebug() in /www/wwwroot/dev.phpcenter.net/core/library/think/exception/Handle.php:42 Stack trace: #0 /www/wwwroot/dev.phpcenter.net/core/library/think/Error.php(51): think\exception\Handle->report(Object(think\exception\ThrowableError)) #1 [internal function]: think\Error::appException(Object(think\exception\ThrowableError)) #2 {main} thrown in /www/wwwroot/dev.phpcenter.net/core/library/think/exception/Handle.php on line 42

Fatal error: Uncaught Error: Call to undefined method think\App::isDebug() in /www/wwwroot/dev.phpcenter.net/core/library/think/exception/Handle.php:42 Stack trace: #0 /www/wwwroot/dev.phpcenter.net/core/library/think/Error.php(51): think\exception\Handle->report(Object(think\exception\ErrorException)) #1 /www/wwwroot/dev.phpcenter.net/core/library/think/Error.php(90): think\Error::appException(Object(think\exception\ErrorException)) #2 [internal function]: think\Error::appShutdown() #3 {main} thrown in /www/wwwroot/dev.phpcenter.net/core/library/think/exception/Handle.php on line 42