ReadyNAS NV+ (sparc) - OS Partition 100% - How to Fix

Preformed each of the above.

DelphiNAS:/# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/hdc1 1.9G 817M 1.1G 42% /
tmpfs 16k 0 16k 0% /USB
/dev/c/c 5.4T 2.4T 3.0T 43% /c
/c/GMH 5.4T 2.4T 3.0T 43% /home/ftp/GMH
/dev/sda1 1.8T 226G 1.5T 13% /USB/USB_HDD_1
/USB/USB_HDD_1 1.8T 226G 1.5T 13% /home/ftp/USB_HDD_1
cle


DelphiNAS:/# du -csh /var/log/frontview/*
64k /var/log/frontview/access.log
16k /var/log/frontview/apache-ssl.pid
43M /var/log/frontview/backup
16k /var/log/frontview/command.log
32k /var/log/frontview/disk_smart_2014_07_23.log
16k /var/log/frontview/ecounter_2014_05_25_1623.log
16k /var/log/frontview/enclosure.log
512k /var/log/frontview/error.log
16k /var/log/frontview/memory.log
16k /var/log/frontview/partitions_2014_07_23.log
16k /var/log/frontview/smart_errors_hdc
16k /var/log/frontview/smart_errors_hde
16k /var/log/frontview/smart_errors_hdg
16k /var/log/frontview/smart_errors_hdi
16k /var/log/frontview/ups.log
43M total

Still can't get Frontview access.... still get "contact support error message".