Questions tagged [administrator]

This tag is for questions related to the Administrator application (backend) of a Joomla site. The administrator site can be reached through the URL http://example.com/administrator.

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Language pre-selection based on user group

Administrator area. When user login, I need to preselect categories, articles and modules based on the user's main group. Group EN Group ES Group IT For each group you have specific "language&...
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  • 133
1 vote
0 answers
26 views

Make a custom user field searchable and sortable in administrator list

I'm trying to figure how to make a custom user field searchable, and sortable, in admin users panel. My custom field stores a client ID. As I can have multiple accounts per ID, i'd like to make this ...
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  • 11
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1 answer
86 views

Call to undefined method Joomla\CMS\Application\AdministratorApplication::isSite()

I'm having this error in Joomla for some reason: Call to undefined method Joomla\CMS\Application\AdministratorApplication::isSite() I see other posts with this error, but I suppose they are using ...
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1 vote
0 answers
41 views

409 Conflict on Joomla 4 administrator backend

I am building a site using Joomal 4. I developed it on my local and uploaded that to the server. All the public pages of the site are rendering properly, but when I try to open the /administrator page,...
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  • 111
2 votes
3 answers
96 views

Joomla administrator page not entirely loading

I'm struggling pushing my Joomla website to the remote server. When I login into the administration page everything works fine, but after then the configuration panel isn't loaded properly: The ...
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  • 31
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1 answer
42 views

Missing article in the admin panel

I posted a recent article on the website, one of the users logged in the admin panel logged in and tried to edit the article accidentally the article disappeared and I can't get it. I have searched ...
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1 vote
1 answer
67 views

Change the default articles list ordering overriding the model

I need to change the default ordering of the articles list in the administrator Articles page. To do this I probably would have to edit the populateState() method in administrator/components/...
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2 votes
1 answer
54 views

Invalid controller class from custom component ajax call to json method

I have an existing J3 component admin view which fires off a Javascript Ajax call to a Json controller and fetches back data which I then incorporate into that view. I'm trying to replicate how I've ...
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1 vote
1 answer
218 views

Joomla 4. Call to a member function getTable() on bool

I am adapting the component to the new structure and classes of joomla 4. I started with the admin panel of my component. The list and the edit page are displayed without errors, but when I try to use ...
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  • 111
1 vote
1 answer
19 views

Event for user creation in administration

Is there an event like onUserCreation() for the backend in J3? So if an administrator creates a new user, specified code (e. g. from plugin) is executed. In the API guides I didn't find any obviously ...
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  • 111
1 vote
2 answers
38 views

how to add a slash item before alias of a page

Right now, https://www.co.bergen.nj.us/shopping is a page on my site I want to make that page https://www.co.bergen.nj.us/tourism/shopping but I do not know how to add that to the URL. I tried ...
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  • 93
1 vote
1 answer
39 views

How to Enable Smart Search from the dashboard

My Joomla Dashboard lists search vs. smart search, how do I enable smart search indexing? AND when I do, how do I see what is in the index? I found this joomla resource: docs.joomla.org/...
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  • 93
2 votes
1 answer
462 views

Joomla 4 website's backend not working after renaming htaccess.txt to .htaccess

I got a issue after renaming htaccess.txt to .htaccess in the public_html folder of my Joomla 4 website (https://www.freepetsitters.com). I renamed it in order to get rid of "index.php" in ...
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0 votes
1 answer
64 views

Custom User plugin for the group

Looking for the info to have a custom User plugin but instead it shows up in the User, it needs to show up in the (User) group (backend Joomla Administrator). There is a very good example how to ...
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  • 1
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0 answers
40 views

Problem with "Privacy > Request > Email Data Export"

I get the following error when trying to send data to the user. The security token did not match. The request was aborted to prevent any security breach. Please try again." I don't know what it ...
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0 answers
153 views

Warning! Internet Explorer should not be used error, on mobile browsers

After some problems with a Joomla 4( beta 6) install on ubuntu 18.04 with Nginx tried another instance for test purposes. This time on an Ubuntu 20 server with Litespeed( Open LS). Wich I don't know ...
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  • 1
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0 answers
43 views

How can I get the values of the form on my admin page

I have a form on my admin page of my component, and I can edit the fields and save them. When I load the page the saved fields show. Say for example in a blog_category menu item. I create a new menu ...
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  • 1,829
1 vote
1 answer
53 views

The template style option is missing from all menu items

We have a weird problem where at some point our menu styles dropdown has disappeared from all menu items. We can see it in our old site, and we're pretty sure it used to be there, and we're not ...
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  • 1,829
1 vote
1 answer
89 views

Is there a way to redirect the Joomla! Administrator login?

When I login on the front end I have the ability to choose where that login goes to. On the backend is there a way to choose this? Currently it goes to the dashboard but I'd prefer to make it go to a ...
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  • 1,829
0 votes
1 answer
27 views

Empty lines were added to PHP and CSS code files between each line

When I install the module from Joomla administrator end, I found that many empty lines were added to PHP and CSS code files between each line. For example: Original: Line1 Line2 Line3 After ...
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  • 23
1 vote
0 answers
68 views

Cannot install/manage extensions due to 403: Access to the Joomla! installer is disabled

I'm trying to install extensions and plugins on my site, but when I hit the Extensions > Install/Manage buttons, I keep getting a message that says: 403: Access Forbidden, Access to the Joomla! ...
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  • 11
1 vote
1 answer
48 views

Admin does not log in or error

Admin does not log in, and it does not error. It just seems to refresh. I have tried everything in this post: Can't log in with admin, no error messages I have tried overwriting all of the core ...
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  • 1,829
1 vote
1 answer
86 views

Can't display Extra field (Date of birth) when logged in as Registered user

I'm pretty new to Joomla, so sorry if this sounds silly. I am using Extra Field "Date of Birth" from UserProfile in this code: jimport( 'joomla.user.helper' ); $user = JFactory::getUser(); ...
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  • 13
1 vote
0 answers
97 views

How do I upload images to a specific folder (Component Backend)

I would like to know how I upload files to a specific folder through Joomla Administrator Panel (My Component Backend). I know how to do it in the site part following along with this tutorial: https:/...
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0 votes
1 answer
76 views

JomSocial Extension causes error: 0 String could not be parsed as XML

I have installed a JomSocial extension and now I am seeing an error: 0 String could not be parsed as XML screenshot of error The same error message is also presented in the title tag of my ...
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1 vote
1 answer
98 views

How can I create multiple users that can only edit and create articles/categories for their own permission group?

I have a website that has lots of companies on it. I want every company to have its own login where they can create categories and articles for themselves but only for themselves, they should not even ...
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  • 129
1 vote
1 answer
40 views

No "Apply" button when attempting to duplicate an administrator menu

I tried to duplicate an administrator menu, but this is not possible due to a missing "apply" button. Is there any settings or circumstances where this can happen? I recorded a little gif to ...
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  • 111
0 votes
1 answer
7k views

Got a 'Call to a member function format() on null ' on Administrator panel [duplicate]

On the Admin panel (and apparently only there), I got the following error: Call to a member function format() on null The rest of site and the administrator are working fine. It's Joomla 3.8.2 ...
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  • 101
0 votes
1 answer
79 views

Can Joomla send the user an email after admin approves them?

I refer to this ticket: Can Joomla send the user an email when admin approves them? hence I can not reply or comment as a new user does anyone know a solution to this issue of mine? Problem is: ...
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  • 11
0 votes
1 answer
97 views

Unset Unwanted Backend CSS and Javascripts

I'm creating a modification of K2 module and I want to remove some unnecesary K2 css and script load. I have tried to use unset($this->_scripts['']); unset($this->_styleSheets['']); but ...
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  • 2,388
1 vote
0 answers
379 views

Joomla 4 alpha display modal with insert image button

I am developing a custom module in Joomla4 alpha, using a bootstrap rendered modal window so that the user of the component will assign images from media in the Joomla back end to the extension ...
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0 votes
1 answer
81 views

Show the fieldgroup title on /html/com_content/article/edit.php

We want to move all field groups to the first content tab on the backend and assign individual classes to every field group. Therefore, we've already ignored the fieldsets to avoid the creation of the ...
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5 votes
4 answers
5k views

Undefined variables: recommendedVersion and recommendedVersionEndOfSupport

I went into the "configuration.php", changed error reporting to "maximum", and now my Joomla admin page is suddenly blank white. Then when I go to my backend login page, I get the following error ...
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  • 53
0 votes
0 answers
403 views

Joomla 3.9.13 - Error: Failed to start application

I just installed version 3.9 joomla in local using xampp. Once the installation was finished correctly I tried to navigate the site and the backend. After loading a few pages, this annoying error ...
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  • 223
0 votes
0 answers
55 views

Redirect administrator login page of multiple Joomla websites hosted in Apache server

I have around 10 Joomla websites hosted on Apache server. The admin URLs are similar to below patterns. http://m1.aa.example.com/administrator http://m2.aa.example.com/administrator . ...
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  • 1
0 votes
0 answers
407 views

Error: "Invalid controller class: display"

I've installed Joomla 4 to test with, and I'm getting this error on every attempt to login to the admin: Invalid controller class: display I've re-installed and am using the latest alpha release. ...
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  • 1,089
0 votes
1 answer
55 views

Prefill new user registration fields in the backend by URL

Hey I want to prefill in new user details by setting the parameters in a link. I am talking about the default Joomla User Manager in the BACKEND and then clicked on new user. So this link, ...
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2 votes
1 answer
285 views

Create a link from Backend to SEF Path in Frontend

I would like to create a link in Administrator Panel that redirect a user to an SEF url in Frontend. Code in Backend <?php $link = JUri::root() . 'index.php?option=com_content&view=article&...
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1 vote
1 answer
197 views

How to change custom field order in field group?

For articles, I have created two custom fields and I have registered both in a field group -- this much is fine. Now I would like to change the order in which the fields are displayed on the page. I ...
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1 vote
1 answer
24 views

Create a Joomla Access Level to manage users in a particular Group

My Joomla Version is 3.8 I want to create a Custom User Access Level to manage users in a particular group. I have a user group which is configured as the default user group when new registrations are ...
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2 votes
1 answer
104 views

How to display zero values in the legend of PlotALot graph based on RSForm Pro results?

In the backend, I am compiling some survey results generated from RSForm Pro and I want to display the statistics graphically using a PlotALot pie chart. My form has 4 possible values for this ...
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  • 4,403
2 votes
0 answers
127 views

FieldsPlugin onCustomFieldsPrepareDom $field on save different on front and backend

I currently develop a FieldPlugin for myself. I noticed some things and don't understand them fully right now. My plugin works in the backend perfect, but raises errors on the frontend, so I did some ...
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  • 133
0 votes
2 answers
36 views

How to prevent the modification of a customized module?

Is it possible to prevent the modification of a customized module by another administrator? If so, how can I implement such a restriction?
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  • 85
2 votes
0 answers
238 views

Joomla 1.5 Administrator URL not working

I've inherited a quite old site running Joomla 1.5. I unfortunately cannot find the URL for the admin login. www.website.net/administrator returns a 404 error. The server is running php 7.2. Any tips ...
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1 vote
2 answers
54 views

Sending a message to admins when a user registers

I'm trying to figure out whether it's possible to utilize the built-in joomla messaging system to notify admins when a new user registers? I'm trying to find the function which sends messages, so I ...
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0 votes
0 answers
131 views

Can't connect to Joomla administration page after Windows10 update

I'm using Joomla version 3.9.6. I encountered a problem just after a windows update. The error displayed is: Warning: session_start(): Failed to read session data: user (path: C:\xampp\tmp) in C:\...
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2 votes
1 answer
67 views

How can you hide Joomla admin password while inputting the characters?

I have followed the advice at autocomplete disable in joomla administrator. How can I hide the password characters while I am typing without losing the functionality provided by Zollie?
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  • 21
0 votes
1 answer
206 views

Disabling Menu Recovery Mode for user groups

I'm actually trying to get two administration level for my Joomla Website. The first is the standard Super User with the standard admin menu The second is a "Communication Admin" with only some items ...
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3 votes
1 answer
108 views

Some SimpleCRM menu items fail with error: Call to a member function getModel() on null

Immediately after upgrading my Joomla version from 3.9.1 to 3.9.4, I can no longer access certain Simple CRM submenus in the backend. The Company Codes link works properly. (http://localhost/jdem02/...
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  • 4,403
0 votes
1 answer
57 views

Administrator user getting locked out when adding products

We have a Joomla 3.8.10 website for a client with J2Store 3.3.1, hosted on one of our servers. When our client uses the administrator control panel to add several new products or make several edits, ...
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