Fatal error: Namespace declaration statement has to be the very first statement in the script in /www/wwwroot/chuancheng.com/thinkphp/library/think/exception/HttpException.php on line 15

Fatal error: Namespace declaration statement has to be the very first statement in the script in /www/wwwroot/chuancheng.com/thinkphp/library/think/exception/ErrorException.php on line 15