NoMethodError in Tours#show

Showing /home/web/data/newnoise/app/views/tours/show.html.erb where line #61 raised:

undefined method `pic' for nil:NilClass
Extracted source (around line #61):
59
60
61
62
63
64
              
},
data: {
pic: '<%= @tour.pic %>',
title: '<%= @tour.title %>',
stations: <%= @tour.tour_stations.html_safe %>,
relativePages: <%= @tour.relative_page.html_safe %>,

Rails.root: /home/web/data/newnoise

Application Trace | Framework Trace | Full Trace

Request

Parameters:

{"id"=>"54"}

Response

Headers:

None