session no such files ...

[kenphan19]

debug BOM following charaters below session_start();

Warning: session_start() [function.session-start]: open(/home/users/web/b502/pow.jimmylinvn/htdocs/phamngoctung/cgi-bin/tmp/sess_2ba37fc0655922a7f721cb3ac3248007, O_RDWR) failed: No such file or directory (2) in /hermes/web03/b502/pow.jimmylinvn/htdocs/beta/ndk.php on line 2

Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /hermes/web03/b502/pow.jimmylinvn/htdocs/beta/ndk.php:2) in /hermes/web03/b502/pow.jimmylinvn/htdocs/beta/ndk.php on line 2

Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /hermes/web03/b502/pow.jimmylinvn/htdocs/beta/ndk.php:2) in /hermes/web03/b502/pow.jimmylinvn/htdocs/beta/ndk.php on line 2

after place move server, the site is error it. Looking at all of the lines in the quotes above it is obvious something is in error with the lib folder. i have redownloaded the latest my files, and uploaded it properly to my FTP server. What's the issue here?
Any help greatly appreciated.

[tfit]

I could explain it, but others done a far better job so I refer to them

http://csscreator.com/node/16507

and if that doesn't make sense look here

http://www.google.com/search?q=Cannot+send+session+cookie&num=100