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phpMyAdmin ForceSSL Not Found (Redirect to HTTPS/SSL Alternative)

In phpMyAdmin prior to version 4.6.0, the ForceSSL configuration directive can be used to force user to use HTTPS secure connection while accessing phpMyAdmin. With ForceSSL enabled as true in config.inc.php (the line of $cfg['ForceSSL'] = true;), [...]

By | 2017-05-25T23:35:49+00:00 May 25th, 2017|Categories: Web Servers|Tags: , |0 Comments

“undefined” Appended to URL Causing 404 Page Not Found Error

When checking Apache HTTPD or Nginx web server access log, there are plenty of 404 Page Not Found in the access or error log caused by URLs that are been appended or added with /undefined at the [...]

By | 2017-03-25T04:01:45+00:00 March 25th, 2017|Categories: Web Servers|Tags: , , , , |0 Comments

No iptables / ip6tables Bootup Action Was Found at Webmin Networking in CentOS / RHEL / Fedora 7

When going to Linux Firewall module in Webmin Networking (which also used by Virtualmin and Cloudmin), the following error message is displayed: No iptables bootup action was found, indicating that the IPtables package is not installed on [...]

By | 2017-03-25T04:00:03+00:00 March 25th, 2017|Categories: Web Servers|Tags: , , , , , , , , |0 Comments

How to Use Let’s Encrypt SSL Certificate Automatically in Virtualmin / Webmin

Since Webmin 1.78 and Virtualmin 5.0, Webmin can request an SSL certificate for itself from Let's Encrypt, the free, automated and open certificate authority (CA), if you have the letsencrypt client command installed. The built-in Let's Encrypt [...]

By | 2016-12-09T08:38:23+00:00 December 9th, 2016|Categories: Web Servers|Tags: , , |4 Comments

How to Automatically Renew & Replace Let’s Encrypt SSL Certs

The free SSL certificates generated by Let's Encrypt has the lifetime of only 90 days. In other words, it will expire in 3 months. Thus, the Let's Encrypt SSL certificates have to be renewed every 90 days [...]

By | 2016-12-09T08:38:25+00:00 December 9th, 2016|Categories: Web Servers|Tags: , |0 Comments

How to Request, Generate & Setup Free Let’s Encrypt SSL Certificate

After downloading and installing Let's Encrypt client on your web host, you're ready to create and set up the free SSL certificates signed by Let's Encrypt. The SSL certificates can be used to secure the websites with [...]

By | 2016-12-09T08:38:27+00:00 December 9th, 2016|Categories: Web Servers|Tags: , |0 Comments

How to Install Let’s Encrypt in CentOS / RHEL / Fedora / FreeBSD / OpenBSD / Ubuntu / Linux

Let's Encrypt is a free, automated, and open certificate authority (CA) that provides Domain Validated (DV) certificates essential for SSL, which enables the HTTPS secure connection that encrypts data transfer. . The DV certificate verifies that you [...]

Apache HTTPD Address Already In Use: Make_Sock: Could Not Bind to Address 80 / 443 Error

When starting or restarting Apache HTTPD server which was previously working properly, error occurred and the Apache HTTPD service could not be started. One of the following error message or similar message is displayed and recorded in [...]

By | 2016-04-13T00:18:02+00:00 April 13th, 2016|Categories: Web Servers|Tags: |2 Comments

Apache HTTPD No Space Left On Device Failed to Start Error

When restarting or starting the Apache HTTPD server in Linux web server, the startup failed and the following error occurred in error log: [error] (28)No space left on device: Cannot create SSLMutex Configuration Failed The error indicates [...]

By | 2016-12-09T08:38:34+00:00 December 9th, 2016|Categories: Web Servers|Tags: |1 Comment

Virtualmin Package Updates Install Failed (No More Mirrors to Try)

When updating Virtualmin managed packages, such as wbm-virtual-server (Webmin module for 'Virtualmin Virtual Servers (GPL)) to latest version, the installation of updates may failed. For example, when Virtualmin failed to update wbm-virtual-server, the following error message are [...]

By | 2016-12-09T08:38:35+00:00 December 9th, 2016|Categories: Web Servers|Tags: , |0 Comments

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