【文章推薦】Parameter 0 of method sqlSessionTemplate in org.mybatis.spring.boot.autoconfigure.MybatisAutoConfiguration required a single bean, but 2 were found:

原文：Parameter 0 of method sqlSessionTemplate in org.mybatis.spring.boot.autoconfigure.MybatisAutoConfiguration required a single bean, but 2 were found:

Parameter of method orderSqlSessionFactory in com.config.MultipleDBConfig required a single bean, but were found: orderDataSource: defined by method orderDataSource in class path resource com config M ...

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Spring boot啟動報“APPLICATION FAILED TO START”錯誤：DiskSpaceHealthIndicatorAutoConfiguration required a single bean, but 2 were found

Spring boot啟動報“APPLICATION FAILED TO START”錯誤：DiskSpaceHealthIndicatorAutoConfiguration required a single bean, but 2 were found 具體報錯日志 ...

【記錄】Field required a single bean, but 2 were found:

in com.alibaba.xxx required a single bean, but 2 were found: ...

Parameter 0 of method redisTemplate in org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration required a bean of type

我在使用這個redis的時候,因為引入錯誤的依賴,所以導致出現上述的報錯.將依賴引入正確以后,所有東西正常運行 ...

報錯"Parameter 0 of method stringRedisTemplate in org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration required a bean of type

解決辦法： pom文件的redis依賴改成 ...

Field in required a single bean, but 2 were found:

我在其他類注入的時候出現以下錯誤異常 Description: Field mibService in com.xxx.xxx.controller.SnmpController required a single bean, but 2 were found ...

Field amqpTemplate in * required a single bean, but 3 were found:

Field amqpTemplate in * required a single bean, but 3 were found: Spring Boot 啟動的時候報的錯使用Spring Boot1.5.8版本。系統中使用了amqp組件，同事手寫了兩個RouteKey ...

解決：required a single bean, but 2 were found:

https://blog.csdn.net/cc007cc009/article/details/106664829 ...

Field configService in com.rr.web.controller.common.CaptchaController required a single bean, but 2 were found: SPRING-BOOT 啟動錯誤

如圖所示我用的是mybatis-plus. + mybatis 問題所在就是包掃描 @MapperScan(basePackages = "com.rr") 問題解決精確包掃描的范圍 @MapperScan(basePackages = "com.rr.*.mapper") ...

原文：Parameter 0 of method sqlSessionTemplate in org.mybatis.spring.boot.autoconfigure.MybatisAutoConfiguration required a single bean, but 2 were found:

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