ruby on rails RuntimeError in User#new Called id for nil, which would mistakenly be 4 -- if you really wanted the id of nil, use object_id

10.41 Muhamad Akbar Bin Widayat 0 Comments

That is error at object table

look my sintak error


Add Mahasiswa



<% form_for @person do |f| %>
 
   
    <%= f.text_field :nama %>
 
 
 
   

<% end %>   
TRY

change @person to @mahasiswa

thank

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