老师，这是什么原因

<?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:context="http://www.springframework.org/schema/context"
       xmlns:aop="http://www.springframework.org/schema/aop"
       xmlns:tx="http://www.springframework.org/schema/tx"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans.xsd
    http://www.springframework.org/schema/context
    http://www.springframework.org/schema/context/spring-context.xsd
    http://www.springframework.org/schema/aop
    http://www.springframework.org/schema/aop/spring-aop.xsd
    http://www.springframework.org/schema/tx
    http://www.springframework.org/schema/tx/spring-tx.xsd">

    <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <property name="driverClassName" value="com.mysql.cj.jdbc.Driver"/>
        <property name="url" value="jdbc:mysql://localhost:3306/selection_course?useUnicode=true&amp;characterEncoding=utf-8&amp;serverTimezone=UTC"/>
        <property name="username" value="mysql"/>
        <property name="password" value="mysql"/>
    </bean>
    <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
        <property name="dataSource" ref="dataSource"/>
    </bean>

</beans>

报错：

21:24:19,125  INFO ClassPathXmlApplicationContext:513 - Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@5a8e6209: startup date [Fri Sep 27 21:24:19 CST 2019]; root of context hierarchy 21:24:19,199  INFO XmlBeanDefinitionReader:316 - Loading XML bean definitions from class path resource [spring.xml]