hi i have some problem with my quota in samba

i mounted my partition in my fstab and write little script in my
/etc/rc.d/rc
# Sprawdź quotę i włącz ją

if [ -x /usr/sbin/quotacheck ]
then
/usr/sbin/quotacheck -avug
fi

if [ -x /usr/sbin/quotaon ]
then
/usr/sbin/quotaon -avug
fi



i make files quota.user i gropu i set chmod 600 on this files i rebooted my
system and i have this messgae:
cannot remount filsystem mounted /data1 read-oly so counted vallues might
not be right
please stop all programs writing to filesystem or use -m flag to force
checking


what can i repair this problem?thanku