Spring -mongo-1.0.xsd

I get the following error and could not solve it. n googling was not productive either. please, help.

Referenced file contains errors (http://www.springframework.org/schema/data/mongo/spring-mongo-1.0.xsd). For more 
 information, right click on the message in the Problems View and select "Show Details..."

this is my code.

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
    xmlns:mongo="http://www.springframework.org/schema/data/mongo"
    xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
    http://www.springframework.org/schema/data/mongo
    http://www.springframework.org/schema/data/mongo/spring-mongo-1.0.xsd
    http://www.springframework.org/schema/context 
    http://www.springframework.org/schema/context/spring-context-3.0.xsd">

    <!--   replica-set="localhost:27017,localhost:27018" -->
    <context:annotation-config />
    <mongo:repositories base-package="com.kensho.dms.*" />
    <mongo:jmx/>
    <mongo:mongo host="192.168.55.2" port="27017" />
    <mongo:db-factory dbname="kenshodb" mongo-ref="mongo" />
    <bean id="mongoTemplate" class="org.springframework.data.mongodb.core.MongoTemplate">
        <constructor-arg name="mongo" ref="mongo"/>
        <constructor-arg name="databaseName" value="kenshodb"/>
     </bean>
     <bean id="mongoLoggedInUserDAO" class="com.kensho.nosql.MongoUserDAOImpl"  />


</beans>       

I've tried a lot. I feel its some kind of addiction problem. Please, help.