On 28 May 2017 at 23:26, fugee ohu <fugee...@gmail.com> wrote: > > > On Sunday, May 28, 2017 at 4:58:13 PM UTC-4, Colin Law wrote: >> >> On 28 May 2017 at 21:17, fugee ohu <fuge...@gmail.com> wrote: >> > I wanna add a dropdown menu to my index view for the index action of my >> > artists_controller Trying to use collection_select but it responds >> > undefined >> > method `collection_select' for nil:NilClass The idea is to list artists >> > by >> > genre >> > >> > <div class="field"> <%= f.collection_select( :artist, :genre, Genre.all, >> > :id, :name) %> </div> >> >> How are you setting f? >> >> Colin > > > <%= form_tag(artists_path) do |f| %>
form_tag must be used inside a form, it does not create a form Colin > > > -- > You received this message because you are subscribed to the Google Groups > "Ruby on Rails: Talk" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to rubyonrails-talk+unsubscr...@googlegroups.com. > To post to this group, send email to rubyonrails-talk@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/rubyonrails-talk/1340f13b-8e7c-4e81-a63d-e28833acf816%40googlegroups.com. > > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-talk+unsubscr...@googlegroups.com. To post to this group, send email to rubyonrails-talk@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/rubyonrails-talk/CAL%3D0gLs6LG9Ranzd_8H3o%2BcMSN6Td7%3Dqqxvj9UEQ0qqbNLQO9A%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.