NoMethodError in Blog#show

Showing /srv/http/netxee3.dev/app/views/blog/show.html.erb where line #85 raised:

undefined method `url' for nil:NilClass
Extracted source (around line #85):
83
84
85
86
87
88
              
<% @related_articles.each do |p| %>
<div class="col-xs-3">
<article itemscope itemtype="https://schema.org/BlogPosting" role="article" class="post" data-image="<%= p.ckeditor_asset.url("featured") %>">
<a href="<%= posts_path(p) %>">
<div class="thumb">
<img src="<%= p.ckeditor_asset.url("featured") %>" alt="<%= p.title%>" />

Rails.root: /srv/http/netxee3.dev

Application Trace | Framework Trace | Full Trace

Request

Parameters:

{"uri"=>"coronavirus-is-being-used-to-spread-computer-viruses"}

Response

Headers:

None