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 ...
原文：Field amqpTemplate in * required a single bean, but 3 were found:
Field amqpTemplate in required a single bean, but were found: Spring Boot 啟動的時候報的錯 使用Spring Boot . . 版本。 系統中使用了amqp組件，同事手寫了兩個RouteKey的RabbitTamplate的模板，項目中 類中 Autowired了RabbitTamplate。 然后就報了這個錯，意思是找到了 ...
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【記錄】Field required a single bean, but 2 were found:
in com.alibaba.xxx required a single bean, but 2 were found: ...
解決：required a single bean, but 2 were found:
https://blog.csdn.net/cc007cc009/article/details/106664829 ...
Field service in com.sinoyd.base.controller.BaseController required a single bean, but 20 were found
參考博文 Mapper接口應添加@Mapper注解 service類應該添加@Service注解 ...
Field baseMapper in com.baomidou.mybatisplus.extension.service.impl.ServiceImpl required a single bean, but xx were found:
在學習使用 mybatis-plus 時，遇到一個奇怪的異常 如 代碼一： 代碼一： 該錯誤怎么解決，求大佬指點 ...
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 @Mapp ...
泛型依賴注入出現required a single bean, but 2 were found
問題描述 項目使用了tkmybatis，然后在service層使用泛型抽取了公共的CRUD操作，結果在Controller層注入的時候提示 BaseService: AppService ...
springboot多數據源啟動報錯：required a single bean, but 6 were found:
技術群： 816227112 參考：https://stackoverflow.com/questions/43455869/could-not-autowire-there-is-more-than-one-bean-of-datasource-type 除了這種還有配置 ...