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#35918 0 Class 'Joomla\Plugin\System\AdminTools\Extension\AdminTools' not found jommla 4

Posted in ‘Admin Tools for Joomla! 4 & 5’
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Environment Information

Joomla! version
n/a
PHP version
n/a
Admin Tools version
n/a

Latest post by on Tuesday, 02 November 2021 20:17 CDT

doc_denis

Hello,
after unninstall all product akeeba, and  upgrade 3.10.2 to joomla 4.0.3 my website is ok

after install akeba admintools :

on my admin page message :

0 Class 'Joomla\Plugin\System\AdminTools\Extension\AdminTools' not found

 

message on my front end :

Sorry, there was a problem we could not recover from.
The server returned a "500 - Whoops, looks like something went wrong."

i restore my backup to get the website back functional while waiting for a solution.

thank you doc_denis

nicholas
Akeeba Staff
Manager

Sometimes Joomla 4 gets stuck and doesn't remember the autoloader mappings. Delete the file administrator/cache/autoload_psr4.php. It will be regenerated on the next page load based on the extensions Joomla knows have been installed on your site.

Nicholas K. Dionysopoulos

Lead Developer and Director

🇬🇷Greek: native 🇬🇧English: excellent 🇫🇷French: basic • 🕐 My time zone is Europe / Athens
Please keep in mind my timezone and cultural differences when reading my replies. Thank you!

System Task
system
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