Frontview corrupted :(

Sorry, I'm a complete noob in Linux, so I've just blindly followed the commands and here is the output. If you need me to delete the log etc, can you list the specific commands please? Sorry....people like me must seem alien to supergeeks :)

login as: root
root@nas's password:
Linux NAS 2.6.17.14ReadyNAS #1 Wed Jun 20 20:08:20 PDT 2012 padre unknown
NAS:~# du -csh /var/*
128k    /var/backups
23M     /var/cache
640k    /var/ftpd
16M     /var/lib
16k     /var/local
32k     /var/lock
1.6G    /var/log
16k     /var/mail
16k     /var/netatalk
16k     /var/opt
2.2M    /var/run
1.2M    /var/spool
16k     /var/tmp
32k     /var/www
48k     /var/yp
1.7G    total
NAS:~# du -csh /var/log/*
96k     /var/log/auth.log
80k     /var/log/cron.log
80k     /var/log/cups
32k     /var/log/daemon.log
16k     /var/log/ddns
16k     /var/log/debug
16k     /var/log/dmesg
32k     /var/log/exim
976k    /var/log/frontview
0       /var/log/fsck.log
144k    /var/log/kern.log
16k     /var/log/ksymoops
0       /var/log/LeafP2P.log
0       /var/log/LeafP2P.log.old
0       /var/log/lpr.log
0       /var/log/mail.log
160k    /var/log/messages
16k     /var/log/netatalk.log
0       /var/log/netatalk.log.old
16k     /var/log/ntpstats
16k     /var/log/proftpd.log
0       /var/log/proftpd.log.old
16k     /var/log/raidiator_version
0       /var/log/raidiator_version.old
176k    /var/log/samba
192k    /var/log/syslog
1.6G    /var/log/upnp-av.log
16k     /var/log/user.log
1.6G    total
NAS:~# du -csh /var/log/frontview/*
448k    /var/log/frontview/access.log
16k     /var/log/frontview/apache-ssl.pid
0       /var/log/frontview/apache-ssl.pid.old
16k     /var/log/frontview/backup
80k     /var/log/frontview/command.log
0       /var/log/frontview/disk_smart_2014_08_31.log.old
0       /var/log/frontview/disk_smart_2014_09_07.log
0       /var/log/frontview/disk_smart_2014_09_07.log.old
0       /var/log/frontview/disk_smart_2014_09_14.log
0       /var/log/frontview/disk_smart_2014_09_14.log.old
0       /var/log/frontview/disk_smart_2014_09_21.log
0       /var/log/frontview/disk_smart_2014_09_21.log.old
0       /var/log/frontview/disk_smart_2014_09_28.log
0       /var/log/frontview/disk_smart_2014_10_05.log
0       /var/log/frontview/disk_smart_2014_10_12.log
16k     /var/log/frontview/disk_usage.log
0       /var/log/frontview/ecounter_2014_10_14_1842.log
16k     /var/log/frontview/ecounter_2014_10_14_1942.log
16k     /var/log/frontview/ecounter_2014_10_14_2020.log
16k     /var/log/frontview/ecounter_2014_10_14_2102.log
16k     /var/log/frontview/ecounter_2014_10_14_2148.log
16k     /var/log/frontview/enclosure.log
0       /var/log/frontview/enclosure.log.old
160k    /var/log/frontview/error.log
16k     /var/log/frontview/memory.log
0       /var/log/frontview/memory.log.old
16k     /var/log/frontview/msmtp.log
0       /var/log/frontview/msmtp.log.old
0       /var/log/frontview/partitions_2014_08_31.log.old
0       /var/log/frontview/partitions_2014_09_07.log
0       /var/log/frontview/partitions_2014_09_07.log.old
0       /var/log/frontview/partitions_2014_09_14.log
0       /var/log/frontview/partitions_2014_09_14.log.old
0       /var/log/frontview/partitions_2014_09_21.log
0       /var/log/frontview/partitions_2014_09_21.log.old
0       /var/log/frontview/partitions_2014_09_28.log
0       /var/log/frontview/partitions_2014_10_05.log
0       /var/log/frontview/partitions_2014_10_12.log
0       /var/log/frontview/raid_config_2014_08_31.log.old
0       /var/log/frontview/raid_config_2014_09_07.log
0       /var/log/frontview/raid_config_2014_09_07.log.old
0       /var/log/frontview/raid_config_2014_09_14.log
0       /var/log/frontview/raid_config_2014_09_14.log.old
0       /var/log/frontview/raid_config_2014_09_21.log
0       /var/log/frontview/raid_config_2014_09_21.log.old
0       /var/log/frontview/raid_config_2014_09_28.log
0       /var/log/frontview/raid_config_2014_10_05.log
0       /var/log/frontview/raid_config_2014_10_12.log
16k     /var/log/frontview/smart_errors_hdc
0       /var/log/frontview/smart_errors_hdc.old
16k     /var/log/frontview/smart_errors_hde
0       /var/log/frontview/smart_errors_hde.old
16k     /var/log/frontview/spool.err
0       /var/log/frontview/spool.err.old
32k     /var/log/frontview/spool.log
0       /var/log/frontview/spool.log.old
16k     /var/log/frontview/status.log-new
16k     /var/log/frontview/status.log-old
0       /var/log/frontview/status.log-old.old
960k    total
NAS:~# du -csh /var/log/frontview/backup/*
du: `/var/log/frontview/backup/*': No such file or directory
0       total
NAS:~# echo "" > /var/log/frontview/error.log
NAS:~#