SpringCloud Eureka启动报错Failed to introspect Class [org.springframework.cloud.netflix.eureka.config.DiscoveryClientOptionalArgsConfiguration] from ClassLoader [sun.misc.Launcher$AppClassLoader@18b4aac2]

Failed to load driver class com.mysql.jdbc.Driver from HikariConfig class classloader sun.misc.Launcher$AppClassLoader@18b4aac2

Failed to introspect Class [XXX] from ClassLoader [ParallelWebap报错

文件上传出现：Failed to introspect Class [org.springframework.web.multipart.commons.CommonsMultipartResolver] from ClassLoader [ParallelWebappClassLoade

Springcloud Eureka 启动失败：ERROR org.springframework.boot.SpringApplication - Application run failed

Caused by: java.lang.IllegalStateException: Failed to introspect Class [com.mchange.v2.c3p0.ComboPooledDataSource] from ClassLoader [ParallelWebappClassLoader

启动springboot 报错：org.springframework.boot.context.config.ConfigFileApplicationListener.supportsSourceType(Ljava/lang/Class;)Z

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'multipartResolver': Failed to introspect bean class [org.springframework.web.multipart.commons.CommonsMultipartR

gateway启动报错：org.springframework.cloud.gateway.config.GatewayAutoConfiguration required a bean of type 'org.springframework.http.codec.ServerCodecConfigurer' that could not be found

spring cloud eureka启动失败：org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat

报错：java.lang.AbstractMethodError: org.springframework.cloud.netflix.ribbon.RibbonLoadBalancerClient.choose(Ljava/lang/String;Lorg/springframework/cloud/client/loadbalancer/Request;)Lorg/spring

SpringCloud Eureka启动报错Failed to introspect Class [org.springframework.cloud.netflix.eureka.config.DiscoveryClientOptionalArgsConfiguration] from ClassLoader [sun.misc.Launcher$AppClassLoader@18b4aac2]

引入依赖时要特别注意是否有缺少“starter”!

没有starter导入的依赖不完整，启动时会因为缺少各种包而报错

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