title: Wicked PDF RuntimeError
body: <p>I have installed Wicked PDF on rails 4, and now I have this issue:</p>
  <blockquote>
  <p>RuntimeError in ClientsController#show</p>
  <p>Error: Failed to execute: [&quot;C:/Program Files/wkhtmltopdf/bin/wkhtmltopdf.exe&quot;, &quot;--footer-center&quot;, &quot;Center&quot;, &quot;--footer-left&quot;, &quot;Left&quot;, &quot;--footer-right&quot;, &quot;Right&quot;, &quot;file://C:/Users/Rashid/AppData/Local/Temp/wicked_pdf20141017-9664-18xoryq.html&quot;, &quot;C:/Users/Rashid/AppData/Local/Temp/wicked_pdf_generated_file20141017-9664-zo89le.pdf&quot;] Error: PDF could not be generated! Command Error: Loading pages (1/6) [&gt; ] 0% [======&gt; ] 10% Error: Failed loading page file://c/Users/Rashid/AppData/Local/Temp/wicked_pdf20141017-9664-18xoryq.html (sometimes it will work just to ignore this error with --load-error-handling ignore) Exit with code 1 due to network error: ContentNotFoundError</p>
  </blockquote>
  <pre><code>def show
  respond_to do |format|
    format.html
    format.pdf do
      @example_text = &quot;some text&quot;
      render :pdf =&gt; &quot;file_name&quot;,
             :template =&gt; 'clients/show.pdf.erb',
             #:layout =&gt; 'pdf',
             :footer =&gt; {
                 :center =&gt; &quot;Center&quot;,
                 :left =&gt; &quot;Left&quot;,
                 :right =&gt; &quot;Right&quot;
             }
    end
   end
  end
  </code></pre>