My TWRP version matches. The Houdini zip has been flashed too to no avail. And I do not have a memory card.
Odd. You're sure it's rooted? I'm guessing you couldn't flash if not rooted.
I would try one more thing. Boot into recovery and besides wiping everything again (factory reset), try formatting the data partition. NOTE THIS WILL DELETE ALL PHOTOS, MUSIC, FILES SO BE WARNED.
Then flash these in this order:
3. open_gapps-x86-6.0-pico-20161213 Select X86....6.0...I use the PICO package