Dear Edwin, Firstly thank you very much for your detail help and information.
I tried to move /var/clamav to /var/lib/clamav as your suggest. [EMAIL PROTECTED] lib]# ls -lRZ /var/lib/clamav /var/lib/clamav: drwxr-xr-x clamav clamav root:object_r:var_lib_t daily.inc -rw-r--r-- clamav clamav root:object_r:var_lib_t main.cvd -rw------- clamav clamav root:object_r:var_lib_t mirrors.dat /var/lib/clamav/daily.inc: -rw-r--r-- clamav clamav root:object_r:var_lib_t COPYING -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.cfg -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.db -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.fp -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.hdb -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.hdu -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.info -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.mdb -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.mdu -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.ndb -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.ndu -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.pdb -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.wdb -rw-r--r-- clamav clamav root:object_r:var_lib_t daily.zmd [EMAIL PROTECTED] lib]# Modify the /etc/clamd.conf and /etc/freshclam.conf for clamd and freshclam, and reboot the system. The error is still there. /var/log/clamd.log: Wed Jan 30 04:37:38 2008 -> +++ Started at Wed Jan 30 04:37:38 2008 Wed Jan 30 04:37:38 2008 -> clamd daemon 0.92 (OS: linux-gnu, ARCH: i386, CPU: i386) Wed Jan 30 04:37:38 2008 -> Running as user clamav (UID 100, GID 101) Wed Jan 30 04:37:38 2008 -> Log file size limit disabled. Wed Jan 30 04:37:38 2008 -> Reading databases from /var/lib/clamav Wed Jan 30 04:37:38 2008 -> ERROR: Unable to open file or directory Error in /var/log/messages: Jan 30 04:37:38 home clamd[2100]: clamd daemon 0.92 (OS: linux-gnu, ARCH: i386, CPU: i386) Jan 30 04:37:38 home clamd[2100]: Running as user clamav (UID 100, GID 101) Jan 30 04:37:38 home clamd[2100]: Log file size limit disabled. Jan 30 04:37:38 home clamd[2100]: Reading databases from /var/lib/clamav Jan 30 04:37:38 home clamd[2100]: Unable to open file or directory Jan 30 04:37:42 home setroubleshoot: SELinux is preventing /usr/sbin/clamd (clamd_t) "search" access to kernel (sysctl_kernel_t). For complete SELinux messages. run sealert -l a81544c7-7a39-400f-af93-719ff8581a98 Jan 30 04:37:42 home setroubleshoot: SELinux is preventing /usr/sbin/clamd (clamd_t) "write" to clamav (var_lib_t). For complete SELinux messages. run sealert -l 3d9dbdd2-e6e9-4d61-a938-3733e05b5ab7 Jan 30 04:37:42 home setroubleshoot: SELinux is preventing /usr/sbin/clamd (clamd_t) "read" access to clamav (var_lib_t). For complete SELinux messages. run sealert -l 85d47553-cc29-4d53-b361-aeb35e537e1b Error in /var/log/audit/audit.log: type=AVC msg=audit(1201642658.094:6): avc: denied { search } for pid=2099 comm="clamd" name="kernel" dev=proc ino=-268435416 scontext=system_u:system_r:clamd_t:s0 tcontext=system_u:object_r:sysctl_kernel_t:s0 tclass=dir type=SYSCALL msg=audit(1201642658.094:6): arch=40000003 syscall=5 success=no exit=-13 a0=c03a64 a1=0 a2=c1dff4 a3=c1f974 items=0 ppid=2098 pid=2099 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) comm="clamd" exe="/usr/sbin/clamd" subj=system_u:system_r:clamd_t:s0 key=(null) type=AVC msg=audit(1201642658.244:7): avc: denied { write } for pid=2100 comm="clamd" name="clamav" dev=dm-0 ino=2195477 scontext=system_u:system_r:clamd_t:s0 tcontext=root:object_r:var_lib_t:s0 tclass=dir type=SYSCALL msg=audit(1201642658.244:7): arch=40000003 syscall=5 success=no exit=-13 a0=8b63c7c a1=242 a2=1fc a3=8b63c78 items=0 ppid=1 pid=2100 auid=4294967295 uid=100 gid=101 euid=100 suid=100 fsuid=100 egid=101 sgid=101 fsgid=101 tty=(none) comm="clamd" exe="/usr/sbin/clamd" subj=system_u:system_r:clamd_t:s0 key=(null) type=AVC msg=audit(1201642658.350:8): avc: denied { read } for pid=2100 comm="clamd" name="clamav" dev=dm-0 ino=2195477 scontext=system_u:system_r:clamd_t:s0 tcontext=root:object_r:var_lib_t:s0 tclass=dir type=SYSCALL msg=audit(1201642658.350:8): arch=40000003 syscall=5 success=no exit=-13 a0=8b5f448 a1=18800 a2=0 a3=8b63d88 items=0 ppid=1 pid=2100 auid=4294967295 uid=100 gid=101 euid=100 suid=100 fsuid=100 egid=101 sgid=101 fsgid=101 tty=(none) comm="clamd" exe="/usr/sbin/clamd" subj=system_u:system_r:clamd_t:s0 key=(null) Please help me more! Thanks in advanced! _______________________________________________ Help us build a comprehensive ClamAV guide: visit http://wiki.clamav.net http://lurker.clamav.net/list/clamav-users.html