错误代码 ：

[root@email roundcubemail-0.7]# /etc/init.d/clamd start
Starting Clam AntiVirus Daemon: LibClamAV Error: cl_cvdhead: Can't read CVD header in /var/clamav/daily.cld
LibClamAV Error: cli_loaddbdir(): error parsing header of /var/clamav/daily.cld
ERROR: Malformed database
                                                           [失败]

原因 : 时间不对

解决 ：

[root@email clamav]# ntpdate ntp.api.bz
[root@email clamav]# freshclam 
[root@email clamav]# /etc/init.d/clamd start
Starting Clam AntiVirus Daemon:                            [确定]