WARNING: /var/www/vhosts/XXX.de/httpdocs/matomo/core/CliMulti/CliPhp.php(89): Warning - is_executable(): open_basedir restriction in effect. File(/opt/plesk/php/7.4/bin/php) is not within the allowed path(s): (/var/www/vhosts/XXX.de/:/tmp/) - Matomo 3.13.1 - Please report this message in the Matomo forums: https://forum.matomo.org (please do a search first as it might have been reported already) (Module: Installation, Action: systemCheckPage, In CLI mode: false)
Looks as if your php INI config is breaking matomo’s use of is_executable(), this solution may work for you: php - open_basedir restriction in effect. File(/) is not within the allowed path(s): - Stack Overflow
thanks, it works 
Please tell me, after the update, I get this error:
sudo / usr / bin / php /var/www/mysite.com/web/console core: archive --url = http: //mysite.com/
PHP Fatal error: Allowed memory size of 2097152 bytes exhausted (tried to allocate 36864 bytes) in /var/www/mysite.com/web/vendor/composer/autoload_static.php on line 250
What exactly needs to be registered in the php file? The server runs under php7.3-fpm
This command is from the crone - it stopped working in the background, and accordingly, the statistics of visits to all sites is not built.