I think your only option here is getting into twrp somehow.
Make sure to power off the device by holding power.
Turn it back on by holding "volume up and power" and do not let go till you see twrp recovery.
If holding power button to...
I'll see what I can think of :p
You would be my hero!
First off I want to thank you for your hard work. I know neither making a ROM or theme is easy. So thanks. And I wanted to let anyone that's lazy like me. That doesn't feel like going through the whole backup and preparation for flashing another R...