[Q] Galaxy J (SGH-N075T) Flashing Error topic

Hey guys ,

Im new here so didnt know where to post my problem, sry!
I just wanted to upgrade my Galaxy J (SGH-N075T) from 4.3 jelly bean to 4.4.2 Kitkat using following guide ( http://forum.xda-developers.com/show...4&postcount=38 ).

I just received errors from Odin and I took screenshot u can see in attachments , I saw a guy said u must flash your nand and it will be fixed , I did and lost my android 4.3 too :(

<ID:0/009> Odin v.3 engine (ID:9)..
<ID:0/009> File analysis..
<ID:0/009> SetupConnection..
<ID:0/009> Initialzation..
<ID:0/009> Get PIT for mapping..
<ID:0/009> Firmware update start..
<ID:0/009> SingleDownload.
<ID:0/009> tz.mbn
<ID:0/009> NAND Write Start!!
<ID:0/009> FAIL! (Auth)
<ID:0/009>
<ID:0/009> Complete(Write) operation failed.
<OSM> All threads completed. (succeed 0 / failed 1)

I tried PIT file too and got the same error ...

Please someone help me , I really need to fix my phone ...

Thank you.

Attached Thumbnails