Our investigations have proven us that not all browsers respect the HTTP cache directives inside of a uniform manner. one But must have been: Operate apt-get update && apt-get -y install php5-fpm && rm -rf /var/lib/apt/lists/* Actually, is very best practice to cleanup the apt/lists information prior to the "closing" https://howtogetsinglestatuscerti98330.ltfblog.com/35175596/little-known-facts-about-certificate-of-single-status