Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'upHomeController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'upService': Unsatisfied dependency expressed through field 'upHomeService'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'upHomeService': Unsatisfied dependency expressed through field 'upHomeMapper'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'upHomeMapper' defined in file [C:\Users\TF\IdeaProjects\upupzhu\target\classes\com\upupzhu\mapper\UpHomeMapper.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [org/mybatis/spring/boot/autoconfigure/MybatisAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is org.springframework.core.NestedIOException: Failed to parse mapping resource: 'file [C:\Users\TF\IdeaProjects\upupzhu\target\classes\mappers\UpHomeMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'file [C:\Users\TF\IdeaProjects\upupzhu\target\classes\mappers\UpHomeMapper.xml]'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'videoClassMap'.  Cause: java.lang.ClassNotFoundException: Cannot find class: videoClassMap
2018-11-08 14:33:05.320  INFO 1508 --- [           main] o.apache.catalina.core.StandardService   : Stopping service [Tomcat]
2018-11-08 14:33:05.330  INFO 1508 --- [           main] ConditionEvaluationReportLoggingListener : 

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2018-11-08 14:33:05.339 ERROR 1508 --- [           main] o.s.boot.SpringApplication               : Application run failed

org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'upHomeController': Unsatisfied dependency expressed through field 'service'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'upService': Unsatisfied dependency expressed through field 'upHomeService'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'upHomeService': Unsatisfied dependency expressed through field 'upHomeMapper'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'upHomeMapper' defined in file [C:\Users\TF\IdeaProjects\upupzhu\target\classes\com\upupzhu\mapper\UpHomeMapper.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [org/mybatis/spring/boot/autoconfigure/MybatisAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is org.springframework.core.NestedIOException: Failed to parse mapping resource: 'file [C:\Users\TF\IdeaProjects\upupzhu\target\classes\mappers\UpHomeMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'file [C:\Users\TF\IdeaProjects\upupzhu\target\classes\mappers\UpHomeMapper.xml]'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'videoClassMap'.  Cause: java.lang.ClassNotFoundException: Cannot find class: videoClassMap

 

檢查 [select] 、 [resultMap ] 、 [collection] … 等標籤內的屬性 和引數是否正確

例如 resultType 和 resultMap 混淆，或是 id 重複，oftype 、select 亂入等等