Merapi tool efs


I NEED HELP MERAPI TOOL SAMSUNG EFS FILE WRITING

IT IS NOT CONNECTING PROPERLY
THE ERORR MESSAGE SHOWS

1:03:46 > Merapi Updated: 2016-03-09
21:03:46 > Connecting…
21:03:48 > Connection successful,connected state!
21:03:48 > Version: V3.8
21:03:48 > SN: 800-182-916
21:03:52 > Connecting to server…
21:03:56 > Connecting to server…OK!
21:03:56 > Getting function information from server…
21:03:58 > Getting function information from server…OK!
21:04:52 > Access to functional permissions from server…
21:04:53 > Access to functional permissions from server…OK!
21:12:17 > Access to functional permissions from server…
21:12:18 > Access to functional permissions from server…OK!
21:12:19 > Backing up Efs…

21:12:24 > Unable to connect to the phone, check whether the phone is properly connected.

21:12:24 > The operation failed.