Goto Components > Joomla! Update > Options
Set Update Channel = Custom URL
Set Custom URL = https://update.joomla.org/core/nightlies/next_major_list.xml
Start and confirm the update process
After the update is accomplished click the [ControlPanel] button
The ControlPanel is displayed without error message
The ControlPanel is displayed with the following error message
An error has occurred.
0 Class 'Joomla\Plugin\Quickicon\Joomlaupdate\Extension\Joomlaupdate' not found
Return to ControlPanel
Click [Return to ControlPanel] but the error message persits. You will not get to the ControlPanel any more.
Update was performed from Joomla! 4.0.0-alpha8-dev to Joomla! 4.0.0-alpha10-dev
PHP Version 7.3.4
Labels |
Added:
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closed for Reason stated above.
Status | New | ⇒ | Closed |
Closed_Date | 0000-00-00 00:00:00 | ⇒ | 2019-05-29 10:41:12 |
Closed_By | ⇒ | franz-wohlkoenig |
Updates when in alpha are not really supported. This is a known issue and can be fixed by deleting this file \libraries\autoload_psr4.php
It will then be automagically regenerated and your site will work