No change after confirming the message "Are you sure you want to reset (clear) the log?"
PD Version 4.0.3
with DB copied from Joomla 3 as per your instructions for migrating Joomla 3 -> Joomla 4.
https://www.phoca.cz/documents/50-jooml ... o-joomla-4
The currently installed Joomla! version is "4.2.2" on localhost using xampp PHP 8.1.6

