[P602] Can't flash official firmware [5.1.1] Lollipop

[MidhatSTAM]

I have P602 with xKat v3.0. I can't flash any other firmware as well as official stock firmware. First I'm wiping everything then I try to install stock firmware with Odin.
<ID:0/005> Added!!
<OSM> Enter CS for MD5..
<OSM> Check MD5.. Do not unplug the cable..
<OSM> Please wait..
<OSM> Checking MD5 finished Sucessfully..
<OSM> Leave CS..
<ID:0/005> Odin engine v(ID:3.1101)..
<ID:0/005> File analysis..
<ID:0/005> SetupConnection..
<ID:0/005> Initialzation..
<ID:0/005> Get PIT for mapping..
<ID:0/005> Firmware update start..
<ID:0/005> SingleDownload.
<ID:0/005> sboot.bin
<ID:0/005> NAND Write Start!!
<ID:0/005> FAIL!
<ID:0/005>
<ID:0/005> Complete(Write) operation failed.
<OSM> All threads completed. (succeed 0 / failed 1)

Please help me. If you need some more informations, just write.

 

[MidhatSTAM]

I realised that I can't flash sboot.bin and modem.bin. Can someone help me with that??