Reflashing Stock ROM - NAND Write start, FAIL! | S6 G920W8 - zerofltebmc

Hi guys, I would really like some help if anyone knows whats going on.

Galaxy S6 -zerofltebmc- G920W8.
-TWRP installed.
-Attempted to install Tryannus Rom.
-After Tryannus install, phone stuck on logo when booting.
-attempted to flash stock ROM with odin, V3.10.7 and V3.10.6.
-NAND Write start - Fail.

if you need more information or if you know how to help me out it would be greatly appreciated.

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