The sqlite3 gem was updated to version 1.4.0 on February 4th, 2019. Unfortunately, 1.4.0 breaks the rails app from running 'out-of-the-box'. The blogger 2 Gemfile needs to be updated for the time-being to gem 'sqlite', '~> 1.3.6' to allow the app to get off the ground.
The sqlite3 gem was updated to version 1.4.0 on February 4th, 2019. Unfortunately, 1.4.0 breaks the rails app from running 'out-of-the-box'. The blogger 2 Gemfile needs to be updated for the time-being to
gem 'sqlite', '~> 1.3.6'to allow the app to get off the ground.