初始安装报错这个是怎么回事

出现故障：
Warning: is_file(): open_basedir restriction in effect. File(/www/wwwroot/dayang/cache/install.lock) is not within the allowed path(s): (/www/wwwroot/dayang/public/:/tmp/) in /www/wwwroot/dayang/public/index.php on line 43

Warning: require(): open_basedir restriction in effect. File(/www/wwwroot/dayang/dayrui/Fcms/Init.php) is not within the allowed path(s): (/www/wwwroot/dayang/public/:/tmp/) in /www/wwwroot/dayang/public/index.php on line 50

Warning: require(/www/wwwroot/dayang/dayrui/Fcms/Init.php): Failed to open stream: Operation not permitted in /www/wwwroot/dayang/public/index.php on line 50

Fatal error: Uncaught Error: Failed opening required '/www/wwwroot/dayang/dayrui/Fcms/Init.php' (include_path='.:') in /www/wwwroot/dayang/public/index.php:50 Stack trace: #0 {main} thrown in /www/wwwroot/dayang/public/index.php on line 50

初始安装报错