Inserted node is xsd invalid

"cvc-complex-type.3.2.2: Attribute 'class' is not allowed to appear in element 'entry'.
cvc-complex-type.2.4.a: Invalid content was found starting with element 'property'. One of '{"http://www.springframework.org/schema/beans":key, "http:// www.springframework.org/schema/beans":description, "http://www.springframework.org/schema/beans":bean, "http://www.springframework.org/schema/ beans":ref, "http://www.springframework.org/schema/beans":idref, "http://www.springframework.org/schema/beans":value, "http://www.springframework.org/ schema/beans":null, "http://www.springframework.org/schema/beans":array, "http://www.springframework.org/schema/beans":list, "http:// www.springframework.org/schema/beans":set, "http://www.springframework.org/schema/beans":map, "http://www.springframework.org/schema/beans":props, WC[##other:"http://www.springframework.org/schema/beans"]}' is expected.