updated tools folder, fixed openresty conf

Server/config/openresty.conf

@@ -8,7 +8,7 @@ events {
 http {
     include       mime.types;
     default_type  application/octet-stream;
-    error_log /var/log/nginx/error.log;
+    error_log /var/log/nginx_error.log;
 
     client_body_temp_path /var/run/openresty/nginx-client-body;
     proxy_temp_path       /var/run/openresty/nginx-proxy;