How to fix Linux Quota? - "group block limit reached" error.

[userA@groupA1]$ cat TESTFILE > TESTFILE1 
sda8: write failed, group block limit reached.
cat: write error: Disk quota exceeded

 # cat /etc/fstab 
/dev/sda3                 /                       ext3    defaults        1 1
/dev/sda8             /home                   ext3    defaults,usrquota,grpquota     1 2
/dev/sda7              /tmp                    ext3    defaults        1 2
/dev/sda6              /var                    ext3    defaults        1 2
/dev/sda5              /opt                    ext3    defaults        1 2
/dev/sda1             /boot                   ext3    defaults        1 2
tmpfs                   /dev/shm                tmpfs   defaults        0 0
devpts                  /dev/pts                devpts  gid=5,mode=620  0 0
sysfs                   /sys                    sysfs   defaults        0 0
proc                    /proc                   proc    defaults        0 0
/dev/sda2         swap                    swap    defaults        0 0


Note: Here is the command to edit quota for group (This has to run as root).

# edquota -g groupA1

[userA@groupA1]$ quota -gl 
Disk quotas for group groupA1 (gid 60000):
     Filesystem  blocks   quota   limit   grace   files   quota   limit   grace
      /dev/sda8  185168* 150000  200000   6days    8393       0       0