Instructions how to install Debian using debootstrap. Below instructions were verified to work with debootstrapping Debian 11.
Issue is due to the fact that lineage 14.1 bullhead nightlies are based on the 7.1.2 N2G47F (Apr 2017) monthly update from google.
More explanations in xda-developers.
This assumes:
- you already know a bit about flashing you android device and you already installed TWRP.