SpringCloudFeign错误Failed to introspect Class [org.springframework.cloud.openfeign.ribbon.FeignRibbon

完整错误:Failed to introspect Class [org.springframework.cloud.openfeign.ribbon.FeignRibbonClientAutoConfiguration] from ClassLoader

不能加载 FeignRibbonClientAutoConfiguration

错误原因:

全局变量:SpringBootVersion 和springCloudVersion在Feign兼容方面有问题
在这里插入图片描述

解决方法:

升级feign依赖
在这里插入图片描述

2025-03-10 15:22:06.314 ERROR 21488 --- [ main] c.a.c.s.c.SentinelDataSourceHandler : [Sentinel Starter] DataSource ds1 build error: Error creating bean with name 'ds1-sentinel-nacos-datasource': Lookup method resolution failed; nested exception is java.lang.IllegalStateException: Failed to introspect Class [com.alibaba.cloud.sentinel.datasource.factorybean.NacosDataSourceFactoryBean] from ClassLoader [sun.misc.Launcher$AppClassLoader@18b4aac2] org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'ds1-sentinel-nacos-datasource': Lookup method resolution failed; nested exception is java.lang.IllegalStateException: Failed to introspect Class [com.alibaba.cloud.sentinel.datasource.factorybean.NacosDataSourceFactoryBean] from ClassLoader [sun.misc.Launcher$AppClassLoader@18b4aac2] at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.determineCandidateConstructors(AutowiredAnnotationBeanPostProcessor.java:289) ~[spring-beans-5.2.2.RELEASE.jar:5.2.2.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineConstructorsFromBeanPostProcessors(AbstractAutowireCapableBeanFactory.java:1286) ~[spring-beans-5.2.2.RELEASE.jar:5.2.2.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1201) ~[spring-beans-5.2.2.RELEASE.jar:5.2.2.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:557) ~[spring-beans-5.2.2.RELEASE.jar:5.2.2.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:517) ~[spring-beans-5.2.2.RELEASE.jar:5.2.2.RELEASE] at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:323) ~[spring-beans-5.2.2.RELEASE.jar:5.2.2.REL 分析错误原因
03-11
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