Stuck On Recovery [Lava Flair Z1 (_a spreadtrum device)]

Hello There,

Can you please help to get rid out of my problem, My roblem is i have a lava falir z1 a spreadtrum phone, i have flash it's stock rom via spd research tool 4.0.0.01, but after flash the phone always going recovery mode, and says E: error failed to mount /cache?

can u plz help me out?