Hallo, 1) Wenn ich im Checkout die Rechnungsadresse ändern möchte, und auf den Button "Adresse ändern" im Checkout klicke, verschwindet der Button "Adresse ändern". 2) Im Testshop mit den Originaldateien wird eine Fehlermeldung generiert, wenn man auf den Button "Weiter" klickt. Ausgabe (siehe Anhang): USER ERROR(256): "check_data_type validation failed. Dump: , string expected, but NULL detected" in [..]/gm/inc/check_data_type.inc.php:53 Code: gm/inc/check_data_type.inc.php:53 Code: Class: CheckoutAddressContentControl (Details) Method: proceed() Code: line 43: $coo_checkout_address_control->set_('coo_order', $GLOBALS['order']); line 44: line 45: $coo_checkout_address_control->proceed(); line 46: line 47: $t_redirect_url = $coo_checkout_address_control->get_redirect_url(); Code: Function: trigger_error('check_data_type validation failed. Dump: , string expected, but NULL detected', 256) system/core/BaseClass.inc.php:146 system/core/BaseClass.inc.php:56 system/classes/checkout/CheckoutAddressContentControl.inc.php:314 system/classes/checkout/CheckoutAddressContentControl.inc.php:252 system/classes/checkout/CheckoutAddressContentControl.inc.php:207 [code]Class: CheckoutAddressContentControl (Details) - $customer_id: 1043268 - $coo_address: [...] - $coo_order: [...] - $page_types_array: [...] - $page_type: 'payment' - $filename_checkout: 'checkout_payment.php' - $process: true - $entry_state_has_zones: false - $error_array: array ( ) - $error: false - $v_data_array: [...] - $v_redirect_url: NULL - $v_output_buffer: NULL - $validation_rules_array: [...] Method: process_new_address( ) Code: (Details) Code: line 51: else line 52: { line 53: trigger_error('check_data_type validation failed. Dump: ' . print_r($p_data, true) . ', string expected, but ' . gettype($p_data) . ' detected', $p_error_level); line 54: return false; line 55: } Bin für jede Hilfe dankbar...