If safari fails to load a site over HTTPS served by NGINX sitting as a reverse proxy in front of Apache (back-end): Safari can't open the page. The error is: "The operation couldn't be completed.
Protocol error" (NSPOSIXErrorDomain:100). Here is a possible solution for you.
If PHP 7.1 fails to build on a Directadmin server with the error saying "libtool: link: `ext/gd/gd.lo' is not a valid libtool object" here you can find a possible solution, which worked for us and may work for you.
Want to install RainLoop on Directadmin server an easy way? We have a solution for you. Please check it here...
If you still run a server with CentOS 5.x and want to install PHP 7.x on the server with Directadmin and build process interrupts with an error "undefined reference to isfinite", here you can find a possible solution.
If emails on your Directadmin server stopped delivering to your users, and the error "550 Email blocked by combined.rbl.msrbl.net" is reported, here is what you should do.
If you have a custom installation of cURL with support of HTTP/2 and the recent version 7.54.0 fails to built with the error: implicit declaration of function 'SSL_CTX_set_srp_username', here is how you can fix it.
Here you can find a guide on how to create a cronjob to use sa-learn to teach spamassassin for all existing users on your server with Directadmin.
NGINX 1.13.0 mainline version has been released on 2017-04-25 with a support of TLSv1.3. And while we are waiting for an official release of OpenSSL 1.1.1 we prepared a guide on how to get NGINX as a reverse proxy working with TLS v1.3 on Directadmin server with custombuild 2.0.
Having 10-20-30... domains (and more) in ca.san_config is a challenge to get them verified at once. As it fails randomly with HTTP/500 error. Solved by giving a chance to re-try...
If Directadmin fails to write customization into NGINX configs with an error "Unable to write customization" and details show "24: Too many open files" when checking its configuration. That happens due to nproc limit of Directadmin.