Евгений

[2021-01-30 22:27:06] (ERROR in modMenu::getSubMenus @ /var/www/by3643/data/www/salo-miaso.by/core/model/modx/modmenu.class.php : 148) modAction support is deprecated since version 2.3.0. Support for modAction has been replaced with routing based on a namespace and action name. Please update the extra with the namespace msearch2 to the routing based system.
[2021-01-30 22:27:06] (ERROR in modMenu::getSubMenus @ /var/www/by3643/data/www/salo-miaso.by/core/model/modx/modmenu.class.php : 148) modAction support is deprecated since version 2.3.0. Support for modAction has been replaced with routing based on a namespace and action name. Please update the extra with the namespace cmpgenerator to the routing based system.
[2021-01-30 22:42:08] (ERROR in modMenu::getSubMenus @ /var/www/by3643/data/www/salo-miaso.by/core/model/modx/modmenu.class.php : 148) modAction support is deprecated since version 2.3.0. Support for modAction has been replaced with routing based on a namespace and action name. Please update the extra with the namespace msearch2 to the routing based system.
[2021-01-30 22:42:08] (ERROR in modMenu::getSubMenus @ /var/www/by3643/data/www/salo-miaso.by/core/model/modx/modmenu.class.php : 148) modAction support is deprecated since version 2.3.0. Support for modAction has been replaced with routing based on a namespace and action name. Please update the extra with the namespace cmpgenerator to the routing based system.
[2021-01-30 22:43:30] (ERROR @ Unknown0) PHP warning: Unknown: Cannot call session save handler in a recursive manner
[2021-01-30 22:43:32] (ERROR @ Unknown0) PHP warning: Unknown: Cannot call session save handler in a recursive manner
[2021-01-30 23:07:12] (ERROR in modMenu::getSubMenus @ /var/www/by3643/data/www/salo-miaso.by/core/model/modx/modmenu.class.php : 148) modAction support is deprecated since version 2.3.0. Support for modAction has been replaced with routing based on a namespace and action name. Please update the extra with the namespace msearch2 to the routing based system.
[2021-01-30 23:07:12] (ERROR in modMenu::getSubMenus @ /var/www/by3643/data/www/salo-miaso.by/core/model/modx/modmenu.class.php : 148) modAction support is deprecated since version 2.3.0. Support for modAction has been replaced with routing based on a namespace and action name. Please update the extra with the namespace cmpgenerator to the routing based system.
[2021-01-30 23:07:18] (ERROR @ /var/www/by3643/data/www/salo-miaso.by/core/xpdo/om/xpdoquery.class.php : 764) Encountered empty IN condition with key id
[2021-01-31 00:31:17] (ERROR @ /var/www/by3643/data/www/salo-miaso.by/core/components/pdotools/vendor/fenom/fenom/src/Fenom/Template.php(487) : eval()'d code : 12) PHP warning: count(): Parameter must be an array or an object that implements Countable
[2021-01-31 11:43:49] (ERROR in modMenu::getSubMenus @ /var/www/by3643/data/www/salo-miaso.by/core/model/modx/modmenu.class.php : 148) modAction support is deprecated since version 2.3.0. Support for modAction has been replaced with routing based on a namespace and action name. Please update the extra with the namespace msearch2 to the routing based system.
[2021-01-31 11:43:49] (ERROR in modMenu::getSubMenus @ /var/www/by3643/data/www/salo-miaso.by/core/model/modx/modmenu.class.php : 148) modAction support is deprecated since version 2.3.0. Support for modAction has been replaced with routing based on a namespace and action name. Please update the extra with the namespace cmpgenerator to the routing based system.
[2021-02-01 21:26:45] (ERROR @ /var/www/by3643/data/www/salo-miaso.by/core/components/pdotools/vendor/fenom/fenom/src/Fenom/Template.php(487) : eval()'d code : 12) PHP warning: count(): Parameter must be an array or an object that implements Countable
[2021-02-02 11:09:36] (ERROR @ /var/www/by3643/data/www/salo-miaso.by/core/components/minishop2/model/minishop2/minishop2.class.php : 865) An error occurred while trying to send the email: You must provide at least one recipient email address.

либо делайте как тут

Я имею в виду, что укажите цену за единицу веса, допустим 1000гр и продавайте в граммах, если есть доставка с учётом веса, то тогда ещё надо плагин написать на msOnCartChange и перезаписывать weight