cron_delete php warning
On a single server system, I created a test site, a single test cronjob, then deleted them - got the following warning in the output:
03.08.2021-17:05 - DEBUG - Calling function 'delete' from plugin 'cron_plugin' raised by event 'cron_delete'.
PHP Warning: unserialize() expects parameter 1 to be string, array given in /usr/local/ispconfig/server/plugins-available/cron_plugin.inc.php on line 187
03.08.2021-17:05 - WARNING - Parent domain not found