Default [Q] LG L3 jellycast v7 SFS

good day to all...

i'm having problem flashing jellycast v7 sfs rom over my cm9 "Encryption unsuccesfull"...
do i need to be in jellycast v6 before i can install v7 or i need to be sdmerged first...


thanks guys... and good job for keeping LG E400 a great entry level android phone...