Fehlermeldung nach Update auf 3.11.1.1

[rf-musik]

folgende Fehlermeldung wir bach dem update von 3.10.1.0 auf 3.11.1.1 angezeigt.

WARNING(2): "Declaration of PriceOverload::xtcGetPrice($p_products_id, $p_format_price, $p_quantity, $p_tax_class_id, $p_products_price, $p_return_array = 0, $p_customers_id = 0, $p_include_special = true, $p_consider_properties = false, $p_combis_id = 0) should be compatible with xtcPrice_ORIGIN::xtcGetPrice($p_products_id, $p_format_price, $p_quantity, $p_tax_class_id, $p_products_price, $p_return_array = 0, $p_customers_id = 0, $p_include_special = true, $p_consider_properties = false, $p_combis_id = 0, $p_consider_attributes = false)"
WARNING(2): "Declaration of PriceOverload::xtcCheckSpecial($p_products_id, $p_combis_id = 0) should be compatible with xtcPrice_ORIGIN::xtcCheckSpecial($p_products_id, $p_combis_id = 0, $p_consider_attributes = false)"
WARNING(2): "Declaration of PriceOverload::xtcFormatSpecialDiscount($p_products_id, $p_discount, $p_price, $p_format, $p_return_array = 0, $p_attributes_price = 0, $p_combis_price = 0) should be compatible with xtcPrice_ORIGIN::xtcFormatSpecialDiscount($p_products_id, $p_discount, $p_price, $p_format, $p_return_array = 0, $p_attributes_price = 0, $p_combis_price = 0, $p_attribute_price = 0)"
WARNING(2): "Cannot modify header information - headers already sent by (output started at /var/www/k8836-1/htdocs/shop/system/core/logging/LogControl.inc.php:262)"
WARNING(2): "Cannot modify header information - headers already sent by (output started at /var/www/k8836-1/htdocs/shop/system/core/logging/LogControl.inc.php:262)"

wenn ich mich einlogge, diese Meldung:



was könnte das sein?
Template habe ich auf das Original gewechselt.
Danke Gruß Ralf