我在自己的机器上用apach+php+mysql做好的论坛出现了
Warning: open(./tmp/sess_007acf161f4f30e3155c43686e07a2fc, O_RDWR) failed: Permission denied (13) in /www/html/site/luntan/global.php on line 42

Warning: fopen("datafile/guest.php", "w" - Permission denied in /www/html/site/luntan/global.php on line 225

Warning: flock(): supplied argument is not a valid File-Handle resource in /www/html/site/luntan/global.php on line 226

Warning: fwrite(): supplied argument is not a valid File-Handle resource in /www/html/site/luntan/global.php on line 227

Warning: fclose(): supplied argument is not a valid File-Handle resource in /www/html/site/luntan/global.php on line 228
的错误入图所示,请各位朋友帮忙啊,急死我了
图片如下：