Update from v7 to v8 on Virgo through TWRP, everything fine with 6.6.12, install 1-v8 6.6.8 2-supersu 2.74, 3-xperia keyboard, 4- lenovo camera, then wipe dalvik-cache, first boot. Then the same operation with v8 6.6.12.
Everything works fine, no crash, no bootloop.
Thanks for that great work...