TWRP needs to be version 2.7 to work otherwise the flash will fail. I don't remember where I downloaded it, but I don't remember seeing that version listed on our forum, only 2.6.x.x
Device: AT&T HTC One X (4G > 4 Cores) [SIM Unlocked, Rooted, Boot Loader Unlocked, S-OFF]
ROM: ViperXL 3.2.8, JB 4.1.1, Sense 4+ / Heavily customized with Venom Tweaks
Kernel: ElementalX v7.0.2 (OV +5mv, (1000mv base - hard to get stable), 1.4GHz, ROW, Lionheart, No zRAM, Fast Charge)
Recovery: TWRP 18.104.22.168
Radio: Telstra 2.40
RIP HTC TouchPro (aka: AT&T Fuze)
Lover of all things HTC and representing Jamaica!