Result Maps collection already contains value

最新推荐文章于 2023-12-04 19:08:18 发布
最新推荐文章于 2023-12-04 19:08:18 发布
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分类专栏： Mybatis 文章标签： jar java spring
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本文链接：https://blog.youkuaiyun.com/caijibaindashen/article/details/124971463
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当遇到'Result Maps collection already contains value'错误时，只需检查并确保所有的Result Maps在配置中具有唯一的名称，通过重命名避免重复即可解决此问题。

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2022-05-25 18:32:56.233 ERROR 16720 --- [           main] o.m.spring.mapper.MapperFactoryBean      : Error while adding the mapper 'interface com.ll.videowebsite.mapper.VideoDetailsMapper' to configuration.

java.lang.IllegalArgumentException: Result Maps collection already contains value for com.ll.videowebsite.mapper.VideoDetailsMapper.result
	at org.apache.ibatis.session.Configuration$StrictMap.put(Configuration.java:1037) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.session.Configuration$StrictMap.put(Configuration.java:993) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.session.Configuration.addResultMap(Configuration.java:749) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.builder.MapperBuilderAssistant.addResultMap(MapperBuilderAssistant.java:209) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.applyResultMap(MapperAnnotationBuilder.java:258) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.parseResultMap(MapperAnnotationBuilder.java:232) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.parse(MapperAnnotationBuilder.java:129) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.binding.MapperRegistry.addMapper(MapperRegistry.java:72) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.session.Configuration.addMapper(Configuration.java:864) ~[mybatis-3.5.9.jar:3.5.9]
	at org.mybatis.spring.mapper.MapperFactoryBean.checkDaoConfig(MapperFactoryBean.java:80) ~[mybatis-spring-2.0.7.jar:2.0.7]
	at org.springframework.dao.support.DaoSupport.afterPropertiesSet(DaoSupport.java:44) [spring-tx-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1863) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1800) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:620) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1389) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1309) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.resolveFieldValue(AutowiredAnnotationBeanPostProcessor.java:656) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:639) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:119) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:399) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1431) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:619) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1389) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1309) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.resolveFieldValue(AutowiredAnnotationBeanPostProcessor.java:656) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:639) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:119) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:399) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1431) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:619) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) [spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:953) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:918) ~[spring-context-5.3.16.jar:5.3.16]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:583) ~[spring-context-5.3.16.jar:5.3.16]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:145) ~[spring-boot-2.6.4.jar:2.6.4]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:740) ~[spring-boot-2.6.4.jar:2.6.4]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:415) ~[spring-boot-2.6.4.jar:2.6.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:303) ~[spring-boot-2.6.4.jar:2.6.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1312) ~[spring-boot-2.6.4.jar:2.6.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1301) ~[spring-boot-2.6.4.jar:2.6.4]
	at com.ll.videowebsite.VideowebsiteApplication.main(VideowebsiteApplication.java:10) ~[classes/:na]

2022-05-25 18:32:56.235  WARN 16720 --- [           main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'videoDetailsController': Unsatisfied dependency expressed through field 'videoDetailsService'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'videoDetailsServiceImpl': Unsatisfied dependency expressed through field 'videoDetailsMapper'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'videoDetailsMapper' defined in file [C:\Users\lianlei\IdeaProjects\videowebsite\target\classes\com\ll\videowebsite\mapper\VideoDetailsMapper.class]: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.ll.videowebsite.mapper.VideoDetailsMapper.result
2022-05-25 18:32:56.240  INFO 16720 --- [           main] o.apache.catalina.core.StandardService   : Stopping service [Tomcat]
2022-05-25 18:32:56.251  INFO 16720 --- [           main] ConditionEvaluationReportLoggingListener : 

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2022-05-25 18:32:56.281 ERROR 16720 --- [           main] o.s.boot.SpringApplication               : Application run failed

org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'videoDetailsController': Unsatisfied dependency expressed through field 'videoDetailsService'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'videoDetailsServiceImpl': Unsatisfied dependency expressed through field 'videoDetailsMapper'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'videoDetailsMapper' defined in file [C:\Users\lianlei\IdeaProjects\videowebsite\target\classes\com\ll\videowebsite\mapper\VideoDetailsMapper.class]: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.ll.videowebsite.mapper.VideoDetailsMapper.result
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.resolveFieldValue(AutowiredAnnotationBeanPostProcessor.java:659) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:639) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:119) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:399) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1431) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:619) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:953) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:918) ~[spring-context-5.3.16.jar:5.3.16]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:583) ~[spring-context-5.3.16.jar:5.3.16]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:145) ~[spring-boot-2.6.4.jar:2.6.4]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:740) [spring-boot-2.6.4.jar:2.6.4]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:415) [spring-boot-2.6.4.jar:2.6.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:303) [spring-boot-2.6.4.jar:2.6.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1312) [spring-boot-2.6.4.jar:2.6.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1301) [spring-boot-2.6.4.jar:2.6.4]
	at com.ll.videowebsite.VideowebsiteApplication.main(VideowebsiteApplication.java:10) [classes/:na]
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'videoDetailsServiceImpl': Unsatisfied dependency expressed through field 'videoDetailsMapper'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'videoDetailsMapper' defined in file [C:\Users\lianlei\IdeaProjects\videowebsite\target\classes\com\ll\videowebsite\mapper\VideoDetailsMapper.class]: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.ll.videowebsite.mapper.VideoDetailsMapper.result
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.resolveFieldValue(AutowiredAnnotationBeanPostProcessor.java:659) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:639) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:119) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:399) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1431) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:619) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1389) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1309) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.resolveFieldValue(AutowiredAnnotationBeanPostProcessor.java:656) ~[spring-beans-5.3.16.jar:5.3.16]
	... 20 common frames omitted
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'videoDetailsMapper' defined in file [C:\Users\lianlei\IdeaProjects\videowebsite\target\classes\com\ll\videowebsite\mapper\VideoDetailsMapper.class]: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.ll.videowebsite.mapper.VideoDetailsMapper.result
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1804) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:620) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1389) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1309) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.resolveFieldValue(AutowiredAnnotationBeanPostProcessor.java:656) ~[spring-beans-5.3.16.jar:5.3.16]
	... 34 common frames omitted
Caused by: java.lang.IllegalArgumentException: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.ll.videowebsite.mapper.VideoDetailsMapper.result
	at org.mybatis.spring.mapper.MapperFactoryBean.checkDaoConfig(MapperFactoryBean.java:83) ~[mybatis-spring-2.0.7.jar:2.0.7]
	at org.springframework.dao.support.DaoSupport.afterPropertiesSet(DaoSupport.java:44) ~[spring-tx-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1863) ~[spring-beans-5.3.16.jar:5.3.16]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1800) ~[spring-beans-5.3.16.jar:5.3.16]
	... 44 common frames omitted
Caused by: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.ll.videowebsite.mapper.VideoDetailsMapper.result
	at org.apache.ibatis.session.Configuration$StrictMap.put(Configuration.java:1037) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.session.Configuration$StrictMap.put(Configuration.java:993) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.session.Configuration.addResultMap(Configuration.java:749) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.builder.MapperBuilderAssistant.addResultMap(MapperBuilderAssistant.java:209) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.applyResultMap(MapperAnnotationBuilder.java:258) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.parseResultMap(MapperAnnotationBuilder.java:232) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.parse(MapperAnnotationBuilder.java:129) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.binding.MapperRegistry.addMapper(MapperRegistry.java:72) ~[mybatis-3.5.9.jar:3.5.9]
	at org.apache.ibatis.session.Configuration.addMapper(Configuration.java:864) ~[mybatis-3.5.9.jar:3.5.9]
	at org.mybatis.spring.mapper.MapperFactoryBean.checkDaoConfig(MapperFactoryBean.java:80) ~[mybatis-spring-2.0.7.jar:2.0.7]
	... 47 common frames omitted

结果Result Map重复了，重新命名即可。

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兮遥
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Springboot集成mybatis，mybatis逆向工程时多执行了一次，导致xxx.xml文件中出现了多个相同的映射 错误如下： org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'com/ycy/demo/mapper/TeacherMapper.xml'. Cause: java.lang.IllegalArgumentException: Result Map.
Result Maps collection already contains value for com.qbsd.persistence.system.SysUserConfigMapper.Ba
oldthree1的专栏
12-16 803
出现这个错Result Maps collection already contains value for com.qbsd.persistence.system.SysUserConfigMapper.BaseResultMap，原因是mybatis的xml中id有重复，也就是mapper的方法名有重复的，修改下xml重复的id org.springframework.context.ApplicationContextException: Unable to start web server; ne
如何解决Mybatis--java.lang.IllegalArgumentException: Result Maps collection already contains value for X
08-31
在整合Spring、Struts2和Mybatis的过程中，可能会遇到各种问题，其中之一就是`java.lang.IllegalArgumentException: Result Maps collection already contains value for X`。这个问题通常出现在Mybatis配置文件中，...
result maps collection already contains value for
最新发布
03-06
"result maps collection already contains value for" 是一个错误信息，通常在使用MyBatis框架时出现。它表示在映射文件中定义的结果集映射中已经存在相同的键值对。 MyBatis是一个Java持久层框架，用于简化数据库...
Result Maps collection already contains value for
08-19
Result Maps collection already contains value for这个错误是由于在MyBatis的配置文件中，重复定义了相同的结果映射(Result Map)。。 请检查你的MyBatis配置文件和Mapper XML文件，确保没有重复定义的Result Map...
mybatis遇到的一个问题Result Maps collection already contains value for com.schooldevice.dao.DeviceMapper.
yangyuscript的博客
04-26 1150
背景：其他创建的类都能正常使用测试，唯独这个报：Result Maps collection already contains value for com.schooldevice.dao.DeviceMapper. 解决办法：在尝试几乎所有方法之后突然想到会不会是DeviceMapper这个名字在mybatis里是关键字呢？果然在更改为DevMapper成功运行 错误提示：
Result Maps collection already contains value for ***.BaseResultMap
D_Energy的博客
11-28 858
主要日志： Cause: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.ifp.bizsupport.app.dao.group.HistoryMapper.BaseResultMap 词典翻译：结果映射集合已经包含值***.BaseResultMap...
Result Maps collection already contains value for XXX
fangchengimz的博客
03-09 685
这两天因为项目需要整合Spring、struts2、mybatis三大框架，但启动的时候总出现这个错误，困扰我好久，在网上找到的答案都不是我想要的，今天终于知道原因了。     user-mapper.xml如下：  1 xml version="1.0" encoding="UTF-8"?> 2  DOCTYPE mapper PUBLIC "-//mybatis.org//DTD M
Result Maps collection already contains value for xxx
成の博客
07-23 359
由于某个表的字段不符合要求于是使用 mybatis-generator 重新生成了 相关的 class 和 xml 配置文件，替换之后项目启动报错了，报错如下 019-07-23 16:20:21.599 ERROR 19216 --- [ main] o.s.b.web.embedded.tomcat.TomcatStarter : Error starting Tom...
mybatis result maps collection already contains value
何成俭的博客
07-27 2184
首先mapper里的xml文件要放在正确的位置下，如果放在main后面的test文件夹下，则可能找不到。 /** * Set locations of MyBatis mapper files that are going to be merged into the {@code SqlSessionFactory} * configuration at runtime.
Result Maps collection already contains value for ...
qq_53828517的博客
12-04 2010
我就属于第二种情况，更新代码时将mapper上传错了目录，导致项目中有两个相同的mapper文件，也就是有两个相同的标签，因此导致报错。这个报错的意思是在映射集里面已经有 key为: com.hand.....bizResultMap的映射关系了。明明在开发环境没有问题，更新功能到预生产环境时突然报这个错。
Result Maps collection already contains value for xxx.xxx.xxx.BaseResultMap
EazyWord的博客
01-18 278
使用mybatis框架时一定要注意传递参数的唯一,就比如之前映射了一套map不管是paramMap还是resultMap中间的映射在注解传参时注意不要重复,否则#{xxx,jdbcType=xx}很可能就不知道去哪里取值了,所以就会抛出一个重复的异常，所以要注意参数的唯一性。 ...
Result Maps collection already contains value for com com.xx.dao.DepartmentMapper.BaseResultMap
DQdanqing的博客
04-10 329
Result Maps collection already contains value for com.danqing.dao.DepartmentMapper.BaseResultMap 原因： 用逆向工程生成的xxmapper.xml文件中生成了两份代码，有重复。 解决方法 把重复的代码删去一份 ...
Result Maps collection already contains value for com.zhlub.wssc.web.mapper.
zhanghaisong_2015的博客
07-09 666
报错原因：因为2个mapper.xml用的同一个BaseResultMapper实体类 解决方法：删除其中一个mapper.xml文件或者将baseResultMapper改名称！
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