RokQuickCart Not Adding Items To Cart – How to Solve

One of our clients asked us to install RokQuickCart on his Joomla website. For those of you who don’t know, RokQuickCart is a free Joomla component that is used for small stores with standard items (e.g. online stores selling books, subscriptions, etc…) The nice thing about this component is that it’s extremely easy to use […]

Mosets Tree – An Extremely Slow/Unoptimized Joomla Extension

One of our customers complained to us today that his Joomla website was extremely slow. So, we used the MySQL slow query log to unveil the issue, and we discovered that the culprit was Mosets Tree. In particular, it was these two queries: SELECT l.*, c.cat_name, c.cat_id, u.username AS username, u.name AS owner, u.email AS […]

Admin in Joomla Login Redirects to Another Login

We got a call from a client this afternoon telling us that when logging in to his website, he was redirected to another login. He was seeing this error: Use a valid username and password to gain access to the administrator backend. We thought he was experiencing one of the many common login issues on […]

How To Resolve the Most Annoying JW Player Error in Joomla

AllVideos is an excellent plugin that uses the JW player to display videos in different formats. It’s excellent and it usually works without a hitch. However, if you have been using it for a long time in different environments, you might have seen the following error: The video could not be loaded, either because the […]

Why Joomla Should Change Its Database Structure

Note: This post is extremely advanced and is aimed at Joomla administrators with a solid technical background. We love Joomla. We think that it’s one of the best CMS’s out there, if not the best CMS. That’s why we think it’s good to constructively criticize it from time to time so that it remains where […]

How to Disable the MultiThumb Plugin on Modules

One of the really annoying plugins that we have to constantly work with is the MultiThumb plugin (or the so-called BK-MultiThumb plugin). It is annoying because we always have to modify the core to make it work the way we want it to work. It is also poorly documented and is characterized by an erratic […]

Events in Certain Categories Not Appearing on JEvents Calendar

A couple of hours ago, we got an urgent call from a client in the UK (it’s now 7:30 AM here in Montreal), the client was using JEvents (the well known Joomla event calendar extension) to display the events of his company. He told us that for some reason, all the events under some categories […]

Weird Hash in All of Joomla’s URLs – Cause and Fix

A client emailed us late at night yesterday and told us that all of the pages on his Joomla website have a weird hash in the URL. He told us that he just noticed the problem and he needed it fixed immediately. So, we checked the website and it was something we haven’t seen before: […]

How to Fix “Call to undefined function filter_var” Error on Joomla

A well known client of us came to us yesterday evening and told us that he was getting a blank page when he saves the user’s data on a custom made component. We knew there was a fatal error somewhere so we set the “Error Reporting” to “Maximum” and we tried to save the profile, […]

How to Use a Hash in the URL to Authenticate Logins to a Joomla Website

This afternoon a new client called us and told us that he’s not able to login to the backend of his Joomla website. While we’ve seen his exact problem before (he wasn’t able to login and no error was displayed), we were not able to fix it using our standard techniques. So we spent literally […]

How to Migrate Joomla Articles’ Subtitles to K2

We have mentioned before that we are migrating a lot of websites from using Joomla’s core content to K2 because K2 is simply better (well, this is our opinion anyway). But, even though K2 provides all the tools to make the content migration an easy task, quite often, there are quirks here and there that […]

Common Errors on Joomla’s Media Manager

We have been working on Joomla websites for a long time – so long that we have reached a point that we know the common errors in nearly every Joomla feature. Below are the top common errors that Joomla administrators face when they’re using the Media Manager (we’re also explaining how to fix them): Unable […]