We left out a critical fastcgi variable from the nginx config

docs/source/deploying.rst

@@ -213,6 +213,7 @@ this ``nginx.conf`` file should be modeled on the following: ::
       # Mounting MediaGoblin itself via fastcgi.
       location / {
          fastcgi_pass 127.0.0.1:26543;
+          fastcgi_param PATH_INFO $fastcgi_script_name;
          include /etc/nginx/fastcgi_params;
       }
      }