[Q] Help with I9505 topic

I decided i wanted to flash Omega rom to my i9505. A problem occured so i tried to restore my S4 to stock using a stock firmware i have used every time i wanted to restore. Problem is that now i can not restore because i get an error in Odin saying:
<ID:0/009> Added!!
<OSM> Enter CS for MD5..
<OSM> Check MD5.. Do not unplug the cable..
<OSM> Please wait..
<OSM> I9505XXUEMJ7_I9505VFGEMJ6_I9505XXUEMJ7_HOME.tar.md 5 is valid.
<OSM> Checking MD5 finished Sucessfully..
<OSM> Leave CS..
<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> sbl1.mbn
<ID:0/009> NAND Write Start!!
<ID:0/009> sbl2.mbn
<ID:0/009> sbl3.mbn
<ID:0/009> rpm.mbn
<ID:0/009> aboot.mbn
<ID:0/009> FAIL! (Auth)
<OSM> All threads completed. (succeed 0 / failed 1)
<ID:0/009> Removed!!

Can anyone help me to restore my phone please because now it is bricked and stuck on the Firmware upgrade encountered an issue. I can not connect it to kies either because it doesn't recognize it.