Twitter bootstrap – Rails 4.2 – url helper raises "ArgumentError: wrong number of arguments (3 for 1..2)"
We are upgrading our Rails app from 4.1 to 4.2. While this code works great in 4.0 and 4.1: admin_root_url(:subdomain => 'www') When I try it on 4.2.3 I get this error: ArgumentError: wrong number of arguments (3 for 1..2)…