- Plesk Onyx for Linux
Broken Joomla instance breaks batch core update operation in Joomla! Toolkit at Plesk > Joomla! The following error message appears in Plesk:
PLESK_ERROR: Cannot update instance
Only Joomla instances up to broken one are updated.
This is a Joomla! Toolkit extension bug with ID #EXTCERT-2014 which is planned to be fixed in one of the future extension update.
Skip the broken Joomla instance when selecting instances for updates at Plesk > Joomla!
Run "Update Core" for the remaining instances.