1.0PheonixSolutions Knowledge-Basehttps://pheonixsolutions.com/knowledge-baseknowledge-basehttps://pheonixsolutions.com/knowledge-base/author/knowledge-base/Roundcube database error - PheonixSolutions Knowledge-Baserich600338<blockquote class="wp-embedded-content" data-secret="MhcewzTbEC"><a href="https://pheonixsolutions.com/knowledge-base/2020/11/20/roundcube-database-error/">Roundcube database error</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://pheonixsolutions.com/knowledge-base/2020/11/20/roundcube-database-error/embed/#?secret=MhcewzTbEC" width="600" height="338" title="“Roundcube database error” — PheonixSolutions Knowledge-Base" data-secret="MhcewzTbEC" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
/* <![CDATA[ */
/*! This file is auto-generated */
!function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document);
//# sourceURL=https://pheonixsolutions.com/knowledge-base/wp-includes/js/wp-embed.min.js
/* ]]> */
</script>
Introduction If you encounter the DATABASE ERROR: CONNECTION FAILED! while logging into Roundcube, it usually indicates an issue with the Roundcube database connection. This can be resolved by updating the Roundcube installation from the server. Prerequisites Implementation Step 1:Log in to your server via SSH as root Step 2:Run the following command: /usr/local/cpanel/bin/update-roundcube –force Step ..Read more