[Q] Getting "FAIL" in Odin when attempting to unroot.

I flashed CM10 on my phone and now I can't seem to go back to stock, I have followed the instructions and this is what Odin is giving me:

<ID:0/006> Added!!
<OSM> Enter CS for MD5..
<OSM> Check MD5.. Do not unplug the cable..
<OSM> Please wait..
<OSM> M919UVUAMDL_M919TMBAMDL_M919UVUAMDL_HOME.tar.md5 is valid.
<OSM> Checking MD5 finished Sucessfully..
<OSM> Leave CS..
<ID:0/006> Removed!!
<ID:0/003> Added!!
<ID:0/003> Odin v.3 engine (ID:3)..
<ID:0/003> File analysis..
<ID:0/003> SetupConnection..
<ID:0/003> Initialzation..
<ID:0/003> Get PIT for mapping..
<ID:0/003> Firmware update start..
<ID:0/003> SingleDownload.
<ID:0/003> sbl2.mbn
<ID:0/003> NAND Write Start!!
<ID:0/003> sbl3.mbn
<ID:0/003> rpm.mbn
<ID:0/003> aboot.mbn
<ID:0/003> FAIL! (Auth)
<ID:0/003>
<ID:0/003> Complete(Write) operation failed.
<OSM> All threads completed. (succeed 0 / failed 1)

johnny crapple said:

Try a different USB port or USB cable, I've had this problem too before and it worked after.

Click to expand...

Click to collapse

Just tried this, still not working.

Bah oh well like I needed another reason to get the note 3, thanks for the replies all!