When my VPS come back after some issue Ngingx and PHP 5.5 keeps down, I tried restarting the VPS without results, then I tried restarting from webuzo panel or from console but nothing fixed, the only solutions is switching to Apache with PHP 5.3, then uninstalling and installing Nginx, then swtiching Apache to Ngingx and then switching PHP 5.3 to PHP 5.5 and all backs to normal, , what is going on, whats your solution for that, thanks.