SM-T325 imei

Happy day for all

I have a big problem

I have a Tablet SM-T325 imei nul

I have tried to write a cert file … with octoblus

But I do not know what happened??
The tab stops suddenly!

And connect to computer (ZEUS FLASER DEVISE)

any way……………..thes tab is daed boot

need only 1 help

only Software 4 files so i can work repairing boot with Memory Card

Please help me:(