i did like you, but i still get the error:
[root@45 var-log]# cd /var/discourse/shared/standalone/logs/var-log/nginx
-bash: cd: /var/discourse/shared/standalone/logs/var-log/nginx: No such file or directory
[root@45 var-log]# /var/discourse/shared/standalone/logs/var-log/nginx
-bash: /var/discourse/shared/standalone/logs/var-log/nginx: No such file or directory