Questions tagged [fatal-error]

An error that causes a program to abort, regardless of the programming language.

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I am receiving an error message: Error: Failed to start application: Failed to start the session

When pulling up my website, southark.edu, I am presented with the following error message: Error: Failed to start application: Failed to start the session I've not done anything to it since two days ...
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1 vote
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0 Call to a member function purgePrivate() on null

I just tried to login and I got this error message that I've never seen before. 0 Call to a member function purgePrivate() on null I'm not sure what would have caused it. It's PHP 7.3. Interestingly I ...
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Joomla showing a blank screen with only "Error" on it after turning on Debug

I've seen blank screen with only "Error" before, but none was like this time. It only happens when I turn on Debug from Global Configuration; after turning it off, it happens no more; If I ...
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Error when updating Gantry from 4.1.20 to 4.1.32

My joomla is version: 3.2.7 and Gantry is 4.1.20. I downloaded Gantry 4.1.32, but when I tried to update, this message appears: Fatal error: Call to undefined method JInstallerAdapterPackage::...
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After updating Joomla 3.9 - Class 'Joomla\CMS\Cache\Cache' not found

I have updated Joomla to 3.9 and now I see this error every time I try to load the website: Error: Class 'Joomla\CMS\Cache\Cache' not found: Class 'Joomla\CMS\Cache\Cache' not found Error reporting ...
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1 answer
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Class not found in Joomla 4 when using JDate inside a function

In my last question I tried to modify mod_latest_articles module, and added myCustomFunction to ArticlesLatestHelper.php like this : /** * @package Joomla.Site * @subpackage ...
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Fatal Error: Class 'ArticlesLatestHelper' not found in Joomla 4 module while trying to add new function

I'm testing and playing with Joomla 4 alpha. What I tried to do is to quick-edit / modify the module Latest Article (mod_articles_latest), adding a new function. In joomla 3.x I usually adding a new ...
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Problems When I change my PHP version to 7.2(Error 0 Using $this when not in object context )

I have my website in production now, The site works very good with PHP 5.6 and 7.0 but When I try to change the PHP version to 7.2 the website doesn't work. It shows me an error message like this: I'...
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How to solve include_once() Warnings in tmp directory after migration?

After Joomla migration, I'm left with a few errors like: Warning: include_once(menu.php): failed to open stream: No such file or directory in /www/doc/www.elody.cz/www/tmp/htmlpaUI9p on line 1 ...
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1 answer
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"Headers Have Already Been Sent"

I was having difficulty with a Joomla! site and decided to move it to another server for testing. The Akeeba backup I had would not fully extract for some reason (a large backup file included in the ...
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1k views

"ERROR 504 - GATEWAY TIMEOUT" in Joomla! 'Administrator' Only

I have a Joomla! 3.8 site that is running fine on the front-end. However, when I try to access /administrator/ I get the following error: ERROR 504 - GATEWAY TIMEOUT There is nothing new in /...
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Fatal Error / 404 on all pages after update to 3.8.5 [duplicate]

Hi how can i reverse update from 3.85 to 3.6.5 - front end just displays error 404 and templates seem to be this issue
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5 votes
1 answer
525 views

Persistent problem with Joomla cache

I have a Joomla site which has had persistent on-going problems with its cache. We are able to resolve these problems as they happen by going to the admin panel and clearing the caches, but would ...
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Error displaying the error page: Call to undefined method JAdminCssMenu::addChild()

today updated Joomla 3.7.5 on 3.8.0 & I have error: "Error displaying the error page: Call to undefined method JAdminCssMenu::addChild(): Call to undefined method JAdminCssMenu::addChild()" ...
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3 votes
1 answer
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How to make manual re-installation of Joomla! Core without losing extensions?

Website is broken after update, Joomla core is corrupted, php fatal errors are thrown, backend is not accessible or backend re-installation isn't working and there is no backup of the site. How can I ...
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1 vote
2 answers
162 views

Joomla Update 3.7.3 has broken my website. AbstractApplication.php error

I recently updated my Joomla site to 3.7.3 and it broke the site by displaying a blank page. I turned error reporting on and it gives me an error related to AbstractApplication.php. The site: http:/...
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1 answer
2k views

Blank Page after restoring a site on localhost from a backup

I did make a joomla and database backup from online site to localhost.(install wamp, download the files, import the database do phpmyadmin, paste the files into www folder from wapm and configure the ...
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2 votes
1 answer
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Joomla administrator error Call to a member function isAdmin() on null

I' m trying to login in Joomla Administrator (Joomla 3.5) and I am getting this error: Fatal error: Call to a member function isAdmin() on null in /var/www/html/plugins/system/stats/stats.php on ...
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  • 21
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1 answer
1k views

Issues updating from Joomla 3.4.8 to 3.6.5

I seem to have a major problem in the back-end of my site, but I am stumped as to where to fix it. When I try to update my site from J3.4.8 to 3.6.5 with the Joomla!Update component, the screen ...
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2 votes
2 answers
169 views

Fatal error in K2 Tools Module

Every so often, I get this error in one of the sites I manage: [16-Dec-2016 17:08:20 America/Detroit] PHP Warning: require_once(/path/to/site/modules/mod_k2_toolsDShelper.php): failed to open stream:...
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0 answers
811 views

"PHP Fatal error: Call to a member function get() on a non-object" in K2 Template

On December 8, I first received this error on a site I manage: [08-Dec-2016 13:38:28 America/Detroit] PHP Fatal error: Call to a member function get() on a non-object in /path/to/site/templates/...
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3 votes
2 answers
4k views

PHP Fatal error: Class 'ContentHelperRoute' not found

I am getting this line in the error_log of a Joomla! 3.6.5 site every so often: [21-Dec-2016 18:29:41 America/Detroit] PHP Fatal error: Class 'ContentHelperRoute' not found in /path/to/site/...
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8 votes
2 answers
182 views

PHP error reporting

I'm trying to create a behaviour such as : if there's a php fatal error, I want the joomla error page to show up, but I also want to receive a mail telling me what the error was. The idea here is to ...
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  • 263
4 votes
2 answers
939 views

Fatal error: require_once(): Failed opening | Use of undefined constant DS - assumed 'DS'

I am trying to transfer a Joomla 1.5 site to 3x series Its having // Set the table directory JTable::addIncludePath(JPATH_ADMINISTRATOR.DS.'components'.DS.'com_newtoy'.DS.'tables'); $controllerName =...
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  • 375
1 vote
1 answer
235 views

Fatal error: Cannot redeclare class JEditor

This is the first time I get this error. This ocurred after creating a new custom module, which comes with joomla by default. After that, I got blank page and the following error: Fatal error: ...
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  • 243
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1 answer
191 views

Fatal Error in JModuleHelper

I am using a custom template, and when I enable a certain module, I get the following error: Catchable fatal error: Object of class stdClass could not be converted to string in /home/...
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1 vote
2 answers
3k views

How to fix Joomla site both frontend and backend shows error page (site down) after fix database?

I have Joomla 3.4.8 site (multilingual site) that shows this error on the front-end that said : **Fatal error:** Call to undefined method JLanguageMultilang::getSiteLangs() in **/mysite/public_html/...
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5 votes
2 answers
232 views

I am getting Error on Sucuri Mallware scan on Joomla for SectionCategoryArticleList component

Site error detected. Details: http://sucuri.net/malware/php-error-fatal-error?v6 Fatal error: Call to a member function get() on a non-object in /home/project/public_html/components/...
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  • 151
1 vote
2 answers
612 views

Fatal error: require(): Cannot redeclare class mailtohelper

I am getting the following error message on my Joomla site: Fatal error: require(): Cannot redeclare class mailtohelper in /home/web/public_html/joomla/components/com_content/helpers/icon.php on line ...
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  • 91
2 votes
2 answers
1k views

Fatal error: Cannot redeclare class ContentModelArticles

I tried to edit some of the core files in Joomla. Im using MVC override plugin:enter link description here I want to override article.php and articles.php in components/com_content/models. The ...
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  • 325
0 votes
1 answer
459 views

Backend menu administrator GUI broke

When trying to edit or add menu item in Menu Manager, I have lost the GUI interface and all of the functionality. Just updated to Joomla! 3.4.4 Stable [ Ember ] 8-September-2015 21:30 GMT and ...
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  • 111
4 votes
1 answer
572 views

How to override Joomla input.php(JFilterInput class)

I want to override JFilterInput class on Joomla. The file is on below path: [Joomla_Path]/libraries/joomla/filter/input.php Because this file developed just for non-Unicode characters.So it shows ...
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  • 91
1 vote
3 answers
414 views

Joomla 3.4.3 get fatal error while opening plugins

While trying to open any plugin from Joomla administration, a blank page with this error message displays: Fatal error: Call to a member function getTable() on a non-object in .../libraries/legacy/...
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4 votes
1 answer
4k views

Fatal error: Call to a member function get() on Templates Manager

I was asked to work on a recently upgraded Joomla 3.4.1 site from earlier versions of Joomla. I had to copy the main template and create a new one. But when I went in the template manager -> ...
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