Kurulum Sonrası Hata

[ddulger]

Warning: session_start() [function.session-start]: open(/tmp/sess_4d3a85ace0fc6f1f0bb4b1c6a901a9d9, O_RDWR) failed: Permission denied (13) in /home/niceista/public_html/system/library/session.php on line 11
Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/niceista/public_html/admin/index.php:81) in /home/niceista/public_html/system/library/session.php on line 11

Warning: Cannot modify header information - headers already sent by (output started at /home/niceista/public_html/admin/index.php:81) in /home/niceista/public_html/system/engine/controller.php on line 28

Warning: Cannot modify header information - headers already sent by (output started at /home/niceista/public_html/admin/index.php:81) in /home/niceista/public_html/system/engine/controller.php on line 29
Fatal error: Call to a member function get() on a non-object in /home/niceista/public_html/admin/index.php on line 80


böyle birhata alıyorum ve sebebini bulamadım

neden jkaynaklaıyor olabilir..