A bean with that name has already been defined in DataSourceConfiguration$Hikari.class 构建springcloud的时候一定要注意起微服务的版本 不然会报上面的错误 原因:SpringBoot和SpringCloud的版本不兼容造成.这里因为SpringBoot想尝鲜使用了2.1.0,而SpringCloud仍然用的是Finchley.SR2,而它支持的是2.0.x及以下版本.对应的版本应该使用Greenwic…
1.springboot 启动时报错: 2019-02-20 14:59:58.226 INFO 10092 --- [ main] c.f.s.SpringbootssmApplication : Starting SpringbootssmApplication on DESKTOP-CI9APH3 with PID 10092 (C:\MyWork\workspace_idea\springbootssm\target\classes started by panchanggui in C…
2019-12-19 13:26:17.594 WARN [main] o.s.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext 558 - [TxId : , SpanId : ] Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans…
报错: 2019-09-17 20:34:47.635 ERROR 59509 --- [ main] o.s.b.d.LoggingFailureAnalysisReporter : *************************** APPLICATION FAILED TO START *************************** Description: The bean 'service-producer.FeignClientSpecification', define…
SpringBoot启动报错 ***************************APPLICATION FAILED TO START*************************** Description: The bean 'XXX', defined in class path resource [com/test/cms/XXX.class], could not be registered. A bean with that name has already been def…
起因:SpringBoot我是越用越喜欢,但当SpringBoot出了问题的时候,我却无从下手,因为封装实在是太高度化了.然后之前有一个需求,使用SpringBoot提供的StringRedisTemplate,我想定制里面几个属性.如下面代码. private boolean enableTransactionSupport = false; private boolean exposeConnection = false; private boolean initialized = fals…
4.5.1 The singleton scope Only one shared instance of a singleton bean is managed, and all requests for beans with an id or ids matching that bean definition result in that one specific bean instance being returned by the Spring container. To put it…
Spring Beans are the most important part of any Spring application. Spring ApplicationContext is responsible to initialize the Spring Beans defined in spring bean configuration file. Spring Context is also responsible for injection dependencies in th…
The bean 'xxx.FeignClientSpecification', defined in null, could not be registered. A bean with that name has already been defined in null and overriding is disabled. Description: The bean 'feign-service.FeignClientSpecification', defined in null, cou…
事故现场: The bean 'beanNameViewResolver', defined in class path resource [cn/afterturn/easypoi/configuration/EasyPoiAutoConfiguration.class], could not be registered. A bean with that name has already been defined in class path resource [org/springframe…