Samsung C7000 Flashing error


I tried flashing Samsung C7000 and got the below error msg

Operation: Flash
Selected model: SM-C7000
Software version: 26.5

File analysis… OK
Total file size: 0xE24FD013 (3620 Mb)
Searching USB Flash Interface… detected COM234
Setup connection… error

It looks like you have a unsucessful operation, try this link for solution -solution.z3x-team.c o m / 32527
Done with Samsung Tool PRO v.26.5

The link is not working. (My post is too low, i cant put the url)

Please help.