Unable to write entry

Warning: file_put_contents() [function.file-put-contents]: SAFE MODE Restriction in effect. The script whose uid is 516 is not allowed to access /home/garantid/public_html/tmp/install_4989fb871f3c6 owned by uid 99 in /home/garantid/public_html/libraries/joomla/filesystem/file.php on line 297

Warning: file_put_contents(/home/garantid/public_html/tmp/install_4989fb871f3c6/menu.ini) [function.file-put-contents]: failed to open stream: Permission denied in /home/garantid/public_html/libraries/joomla/filesystem/file.php on line 297

bu hatayı veriyor