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警告: Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [applicationContextJdbc.xml]: Error setting property values; nested exception is org.springframework.beans.PropertyBatchUpdateException; nested PropertyAccessExceptions (1) are:
PropertyAccessException 1: org.springframework.beans.MethodInvocationException: Property 'driverClassName' threw exception; nested exception is java.lang.IllegalStateException: Could not load JDBC driver class [com.mysql.jdbc.Driver]
Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [applicationContextJdbc.xml]: Error setting property values; nested exception is org.springframework.beans.PropertyBatchUpdateException; nested PropertyAccessExceptions (1) are:
PropertyAccessException 1: org.springframework.beans.MethodInvocationException: Property 'driverClassName' threw exception; nested exception is java.lang.IllegalStateException: Could not load JDBC driver class [com.mysql.jdbc.Driver]

       这是我学习spring时候的报错，看到的第一眼就是头大和无助，把教学视频从头到尾挨着挨着对完，发现代码并没有问题。再往前看配置pom文件的时候才找到问题所在

        我的配置，都是5.2.6

 他的配置是5.2.0，我修改成5.2.0就成功运行了

 但是当我再换回5.2.6后继续运行，发现不报错，还是能正常运行，搞不明白。

本文标签： ContextencounteredExceptioninitializationattempt

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