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Warning: include_once() [function.include]: Failed opening './_common.php' for inclusion (include_path='.:/usr/local/php-5.2.17/lib/php') in /home/st14u/public_html/bbs/write.php on line 2

Fatal error: Call to undefined function set_session() in /home/st14u/public_html/bbs/write.php on line 4