folgender Log, nachdem ich mir die Versand und Zahlungsmodule angesehen hab.

Code:
[24-Jun-2019 18:28:53 Europe/Berlin] Request URI: /a_t/modules.php?set=ordertotal, IP address: 95.115
#1  ot_netto->__construct() called at [/www/SHOP_156/a_/modules.php:225]
--> PHP Warning: Use of undefined constant  MODULE_ORDER_TOTAL_NETTO_STATUS - assumed  'MODULE_ORDER_TOTAL_NETTO_STATUS' (this will throw an Error in a future  version of PHP) in  /www/SHOP_156/includes/modules/order_total/ot_netto.php  on line 19.

[24-Jun-2019 18:28:53 Europe/Berlin] Request URI: /a_t/modules.php?set=ordertotal, IP address: 95.115
#1  ot_netto->__construct() called at [/www/SHOP_156/a_/modules.php:225]
--> PHP Warning: Use of undefined constant  MODULE_ORDER_TOTAL_NETTO_SORT_ORDER - assumed  'MODULE_ORDER_TOTAL_NETTO_SORT_ORDER' (this will throw an Error in a  future version of PHP) in  /www/_SHOP_156/includes/modules/order_total/ot_netto.php  on line 20.