请问进不了admin应怎么解决？

把网页上传到服务商的虚拟服务器上，能进入数据库，打开首页后下方出现：Warning: openlog() has been disabled for security reasons in /data/apache/users/.../modules/syslog/syslog.module on line 76Warning: syslog() has been disabled for security reasons in /data/apache/users/.../modules/syslog/syslog.module on line 79Warning: MySQL server has gone away query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (…) in /data/apache/users/.../includes/database.mysql.inc on line 128进不了admin。请问应怎样解决？