Problems upgrading Rails 4.0.0 to 4.0.x (4.0.13) - private method `include' called for ActionDis...

Updating Rails 4.2 to 5.0.0 & sqlite3 gem will not load...

Updated gems, now getting error: ActionView::Template::Error (wrong number of arguments (2 for 1)):...

Debug JRuby rack runtime error in tomcat...

Upgrading from Ruby on Rails 4.2.7.1 to 5.0.1 -- still tries to use railties 4.2.7.1...

Rails upgrade to 4.2 Stack too deep error from arel...

enhancing the global environment task rails...