Fixed: FS#2757 - PHP-FPM and Subdomains not working right (infinite redirect) WITH SOLUTION

server/conf/vhost.conf.master

@@ -319,6 +319,7 @@
 		RewriteCond %{HTTP_HOST}   <tmpl_var name='rewrite_domain'>$ [NC]
 <tmpl_if name="rewrite_is_url" op="==" value="n">
 		RewriteCond %{REQUEST_URI} !^/webdav/
+		RewriteCond %{REQUEST_URI} !^/php5-fcgi/
 		RewriteCond %{REQUEST_URI} !^<tmpl_var name='rewrite_target'>
 </tmpl_if>
 		RewriteRule   ^/(.*)$ <tmpl_var name='rewrite_target'><tmpl_if name="rewrite_add_path" op="==" value="y">$1</tmpl_if>  <tmpl_var name='rewrite_type'>