Error creating bean with name ‘bookInformationDao‘ defined in file [..... Error parsing Mapper XML

Error creating bean with name 'bookService': Unsatisfied dependency expressed through field 'bookInformationDao'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'bookInformationDao' defined in file [C:\Users\86153\apache-tomcat-8.0.9\book\WEB-INF\classes\com\qingcheng\ssm\dao\BookInformationDao.class]: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML.

在bookInformationDao.xml中，是这种空的标签引起的错误。

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