Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /www/vereschmirror/src/kernel/public.php:18) in /www/vereschmirror/src/kernel/public.php on line 30

Error [2]: Cannot modify header information - headers already sent by (output started at /www/vereschmirror/src/kernel/public.php:18). File: /www/vereschmirror/src/lib/functions.php:287
Trace below:
/lib/functions.php:975
DieTrace(
   Error [2]: Cannot modify header information - headers already sent by (output started at /www/vereschmirror/src/kernel/public.php:18). File: /www/vereschmirror/src/lib/functions.php:287,
   1,
   0

)
LibErrorHandler(
   2,
   Cannot modify header information - headers already sent by (output started at /www/vereschmirror/src/kernel/public.php:18),
   /www/vereschmirror/src/lib/functions.php,
   287,
   Array
(
)

)
/lib/functions.php:287
header(
   pragma: no-cache
)
/lib/starter.php:41
NoCache
/kernel/public.php:38
require_once(
   /www/vereschmirror/src/lib/starter.php
)
/user/edit.php:7
require(
   /www/vereschmirror/src/kernel/public.php
)
URL: http://mirror.veresch.com/user/edit.php
$_SERVER:
Array
(
    [HTTP_X_CC_ID] => ccc01-02
    [HTTP_IF_MODIFIED_SINCE] => Fri, 02 Apr 2010 14:21:18 GMT
    [HTTP_HOST] => mirror.veresch.com
    [HTTP_USER_AGENT] => CCBot/1.0 (+http://www.commoncrawl.org/bot.html)
    [HTTP_ACCEPT] => text/html,application/xhtml+xml,text/xml;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5
    [HTTP_ACCEPT_LANGUAGE] => en-us,en;q=0.5
    [HTTP_ACCEPT_ENCODING] => gzip
    [HTTP_ACCEPT_CHARSET] => ISO-8859-1,utf-8;q=0.7,*;q=0.7
    [HTTP_CONNECTION] => close
    [HTTP_CACHE_CONTROL] => no-cache
    [HTTP_PRAGMA] => no-cache
    [HTTP_COOKIE] => PHPSESSID=063319852c18ea16c88c2436477c8d30
    [PATH] => /usr/local/bin:/usr/bin:/bin
    [SERVER_SIGNATURE] => 
    [SERVER_SOFTWARE] => Apache/2.2.14 (Ubuntu)
    [SERVER_NAME] => mirror.veresch.com
    [SERVER_ADDR] => 192.168.3.14
    [SERVER_PORT] => 80
    [REMOTE_ADDR] => 38.107.191.89
    [DOCUMENT_ROOT] => /www/vereschmirror/src
    [SERVER_ADMIN] => info@vereschmirror.com
    [SCRIPT_FILENAME] => /www/vereschmirror/src/user/edit.php
    [REMOTE_PORT] => 24629
    [GATEWAY_INTERFACE] => CGI/1.1
    [SERVER_PROTOCOL] => HTTP/1.1
    [REQUEST_METHOD] => GET
    [QUERY_STRING] => 
    [REQUEST_URI] => /user/edit.php
    [SCRIPT_NAME] => /user/edit.php
    [PHP_SELF] => /user/edit.php
    [REQUEST_TIME] => 1280641346
)

$_SESSION:
Array
(
    [Trace] => Array
        (
            [01/08/2010 01:41] => GET /lib/album/list.php
            [01/08/2010 01:42] => GET /user/quickReg.php
        )

    [REFERER] => 
    [pda] => 
)

$_POST:
Array
(
)

$_FILES:
Array
(
)

$_COOKIES:
Array
(
)

$_HTML:
<div style='color=Red'><div style='font-family: Verdana'><div style='font-size: 11px'><b><br />
<b>Warning</b>:  session_start() [<a href='function.session-start'>function.session-start</a>]: Cannot send session cache limiter - headers already sent (output started at /www/vereschmirror/src/kernel/public.php:18) in <b>/www/vereschmirror/src/kernel/public.php</b> on line <b>30</b><br />
</b></div></div></div>