The alias 'Criterion' is already mapped to the value

左手的ㄟ右手 2021-12-12 04:33 304阅读 0赞

Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is org.apache.ibatis.type.TypeException: The alias 'Criterion' is already mapped to the value 'com.xx.ms.mngr.model.PayxxAccountExample$Criterion'.
    	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:185) ~[spring-beans-5.1.8.RELEASE.jar:5.1.8.RELEASE]
    	at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622) ~[spring-beans-5.1.8.RELEASE.jar:5.1.8.RELEASE]
    	... 32 common frames omitted
    Caused by: org.apache.ibatis.type.TypeException: The alias 'Criterion' is already mapped to the value 'com.xx.ms.mngr.model.PayxxAccountExample$Criterion'.
    	at org.apache.ibatis.type.TypeAliasRegistry.registerAlias(TypeAliasRegistry.java:157) ~[mybatis-3.5.1.jar:3.5.1]
    	at org.apache.ibatis.type.TypeAliasRegistry.registerAlias(TypeAliasRegistry.java:147) ~[mybatis-3.5.1.jar:3.5.1]
    	at org.mybatis.spring.SqlSessionFactoryBean$$Lambda$360/1384323699.accept(Unknown Source) ~[na:na]
    	at java.lang.Iterable.forEach(Iterable.java:75) ~[na:1.8.0]
    	at org.mybatis.spring.SqlSessionFactoryBean.buildSqlSessionFactory(SqlSessionFactoryBean.java:464) ~[mybatis-spring-2.0.1.jar:2.0.1]
    	at org.mybatis.spring.SqlSessionFactoryBean.afterPropertiesSet(SqlSessionFactoryBean.java:424) ~[mybatis-spring-2.0.1.jar:2.0.1]
    	at org.mybatis.spring.SqlSessionFactoryBean.getObject(SqlSessionFactoryBean.java:554) ~[mybatis-spring-2.0.1.jar:2.0.1]
    	at org.mybatis.spring.boot.autoconfigure.MybatisAutoConfiguration.sqlSessionFactory(MybatisAutoConfiguration.java:150) ~[mybatis-spring-boot-autoconfigure-2.0.1.jar:2.0.1]
    	at org.mybatis.spring.boot.autoconfigure.MybatisAutoConfiguration$$EnhancerBySpringCGLIB$$37fd092d.CGLIB$sqlSessionFactory$1(<generated>) ~[mybatis-spring-boot-autoconfigure-2.0.1.jar:2.0.1]
    	at org.mybatis.spring.boot.autoconfigure.MybatisAutoConfiguration$$EnhancerBySpringCGLIB$$37fd092d$$FastClassBySpringCGLIB$$91e40d8b.invoke(<generated>) ~[mybatis-spring-boot-autoconfigure-2.0.1.jar:2.0.1]
    	at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244) ~[spring-core-5.1.8.RELEASE.jar:5.1.8.RELEASE]
    	at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE]
    	at org.mybatis.spring.boot.autoconfigure.MybatisAutoConfiguration$$EnhancerBySpringCGLIB$$37fd092d.sqlSessionFactory(<generated>) ~[mybatis-spring-boot-autoconfigure-2.0.1.jar:2.0.1]
    	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0]
    	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0]
    	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0]
    	at java.lang.reflect.Method.invoke(Method.java:483) ~[na:1.8.0]
    	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154) ~[spring-beans-5.1.8.RELEASE.jar:5.1.8.RELEASE]
    	... 33 common frames omitted

原因：这是mybatis-spring-boot-starter2.0.1版本造成的问题

解决方案：将版本降级为2.0.0即可