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Questions tagged [joomla4]

For questions regarding the Joomla Content Management System v 4 This tag can be used for a wide range of questions related to Joomla 4, including installation and configuration, extension development, template development, website customization, and more. Questions related to Joomla 4 updates, migration, and compatibility issues can also be tagged with this tag.

Joomla 4 is the latest version of the Joomla Content Management System (CMS), which is an open-source software used to build and manage websites. This tag should be used for questions related specifically to Joomla 4, its features, functionality, and development.

Joomla 4 was released on August 17, 2021, after several years of development. It comes with several new features and improvements, including a new user interface, improved security features, better accessibility, improved performance and scalability, and improved multilingual support.

This tag can be used for a wide range of questions related to Joomla 4, including installation and configuration, extension development, template development, website customization, and more. Questions related to Joomla 4 updates, migration, and compatibility issues can also be tagged with this tag.

For official documentation and resources related to Joomla 4, please visit the following links:

Users can expect to find and receive answers to questions related to the Joomla 4 platform, its core features, and functionalities. Additionally, users can also expect to find and participate in discussions related to best practices, common issues, and solutions related to building and managing websites using Joomla 4.

Note that this tag should not be used for questions related to previous versions of Joomla or other content management systems.

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How to install symfony's http foundation in Joomla4 and autload all classes?

After upgrading to Joomla4.3 from Joomla 3.10.11, I am getting typo3 PharStreamWrapper uncaught exception: Fatal error: Uncaught TYPO3\PharStreamWrapper\Exception: Unexpected file extension in…
Abhishek Singh
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How to call a php helper function from a form in, a joomla module?

Pardon me first for being a beginner in php and in joomla development (hello @mickmackusa!). I am creating a module which uses a form to first load users then on submit would display order items ordered by a client selected from the form. I have…
Phil91
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How to use a com_content extension category on other Joomla4 Component?

i was learn and build custom Joomla 4 component, named com_content2. the source is similar with com_content Joomla component, Problem in edit layout url Joomla/adm/index.php?option=com_content2&view=article&layout=edit&id=2 i can't get the category…
anatajue
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Joomla RSform $formLayout make tables in a loop or function

I have a form that obtains data through sql query and stores it in array. This data is to be displayed in a tabular format in the area "Script called on form display" using…
Maanas
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Uncaught SyntaxError: "undefined" is not valid JSON at Function.parse [as parseJSON] ()

After migrating a Joomla 3 (PHP 7.4) website to Joomla 4.2.9 (PHP 8.2.1) I've stumbled upon this issue in a custom plugin. obj = jQuery.parseJSON(response.data[0]); The plugin stopped writing a filed in a database table. The code is able to read…
Alessandro
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Joomla 4: Virtuemart order status change and send notification email error

I have been migrating Joomla 3 to Joomla 4. There is one custom function in which I am triggering and changing order status and sending notification email to user. Functionality has been working fine in Joomla 3 but not in Joomla 4. Below is my…
Ashish Patel
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Joomla 4 Not loading all bootstrap assets

I am a little new to Joomla. My dropdowns inside of my admin panel are not working, upon clicking them it just goes to # in the url. I did some digging and compared it to another one of my Joomla sites, it looks like the bootstrap dropdown.js is not…
qasim12321
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Joomla4 SEF-URL routing

In my Joomla extension I create a list with links to the detail descriptions as SEF-URLs which are running fine in Joomla 3 but not in Joomla 4. I found out that in Joomla ...\libraries\src\Router\Router.php in the function parse() an error is…
user15058717
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Joomla 4 with Bootstrap 5 template custom css not working

I made a basic bootstrap 5 template for my Joomla 4 website and trying to customize navbar but css added to user.css some how not working. I see the user.css is loaded in the source code of the page and also see the code inside the user.css file on…
9944990
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Problems jQueryUI latest version with tooltip widget

For the first here for posing a question. I've already learned a lot from the site. My problem is that i can't get the jQuery UI widget tooltip working on my site. I'm on joomla 4 with an RSJoomla template (RSJuno). In my custom.js file i've added…
Ratooren
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Problem uploading images in front end joomla 4 using Jreviews component in console I see a 404 error

I'm using Joomla 4 with Jreviews component, in backend it works fine, but in the front end it uses a file uploader. The situation is, it uploads the file, but it won't get saved it the server, in console I get this POST…
Andres Solano
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Is there any suggestion for this type of joomla gallery?

joomla gallery sample To find the joomla gallery for website
Indike Pathirana
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Bootstrap 4 Carousel Controls not working without auto slide

I am building a Joomla4-Website and wanted to put a Bootstrap Carousel into one of my articles. It contains a link to soundcloud and a youtube video. So far so good. And I want it to just slide manually when clicking on the next or prev…
Nico
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0 - Failed opening required Joomla 4 Plugin-Module

I want to fix Joomla 4 Module with the error below 0 - Failed opening required 'C:\xampp\htdocs\she\plugins\system\articlescalendar/view/com_content/view..php' (include_path='C:\xampp\php\PEAR') This is the code i think. function…
Fortys
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Joomla4 fatal error redirection to my old website?

This is my first post on Stackoverflow but I have been watching you for a long time. Thanks. My question is simple. It is possible to redirect to my old site after a fatal error on Joomla 4.2.5. Here is the file at system/fatal.php. On the next…
Robert Legault
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