今天在学习搭建 SSM 项目时碰到一个异常，异常信息如下：
org.springframework.beans.factory.BeanCreationException:
Error creating bean with name ‘org.springframework.validation.beanvalidation.LocalValidatorFactoryBean#0’: Invocation of init method failed; nested exception is javax.validation.ValidationException: Unable to create a Configuration, because no Bean Validation provider could be found. Add a provider like Hibernate Validator (RI) to your classpath.

此异常是由于缺少验证类的依赖文件，在我的练习项目中是因为

需要依赖于一个验证包，添加以下依赖解决问题