下午 org.springframework.web.context.support.XmlWebApplicationContext refresh

警告: Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in file [E:\JAVA_PROJECT\.metadata\.plugins\org.eclipse.wst.server.core\tmp1\wtpwebapps\comment\WEB-INF\classes\spring\applicationContext-dao.xml]: Invocation of init method failed; nested exception is org.springframework.core.NestedIOException: Failed to parse config resource: class path resource [spring/mybatis.xml]; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'org.imooc.dao.interceptor.PageInterceptor'.  Cause: java.lang.ClassNotFoundException: Cannot find class: org.imooc.dao.interceptor.PageInterceptor

在mybatis.xml里面将PageInterceptor注释掉以后再启动，又爆出以下错误

六月 20, 2017 6:05:50 下午 org.springframework.web.context.support.XmlWebApplicationContext refresh

警告: Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in file [E:\JAVA_PROJECT\.metadata\.plugins\org.eclipse.wst.server.core\tmp1\wtpwebapps\comment\WEB-INF\classes\spring\applicationContext-dao.xml]: Invocation of init method failed; nested exception is org.springframework.core.NestedIOException: Failed to parse mapping resource: 'file [E:\JAVA_PROJECT\.metadata\.plugins\org.eclipse.wst.server.core\tmp1\wtpwebapps\comment\WEB-INF\classes\mapper\ActionDao.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'Action'.  Cause: java.lang.ClassNotFoundException: Cannot find class: Action

提示找不到类别名，但是查看applicationContext-dao.xml里面有配置typeAliasesPackage，依然报错不知何解。