SM-N910A dm-verity verification failed

is anyone here genius?
i need help for samsung note4 sm-n910a at&t
i m on version 5.0.1
N910AUCU2COC6.
the mobile have bootloop problem and in recovery mode it is showing
"dm-verity verification failed"

I tried flashing 4files firmware also with odin. but still after successful flash. the problem is same. 🙁