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NoClassDefFoundError: feign/slf4j/Slf4jLogger [Question]

Open lzlly opened this issue 1 month ago • 1 comments

Caused by: java.lang.NoClassDefFoundError: feign/slf4j/Slf4jLogger at org.springframework.cloud.openfeign.FeignClientsConfiguration.feignLoggerFactory(FeignClientsConfiguration.java:169) ~[spring-cloud-openfeign-core-4.2.1.jar:4.2.1] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na] at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na] at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na] at org.springframework.beans.factory.support.SimpleInstantiationStrategy.lambda$instantiate$0(SimpleInstantiationStrategy.java:171) ~[spring-beans-6.2.6.jar:6.2.6] ... 88 common frames omitted

Even though I've imported feign-slf4j in the pom.xml, this error still occurs. I don't know why <spring.boot.version>3.4.5</spring.boot.version> <spring.cloud.version>2024.0.1</spring.cloud.version><spring.cloud.alibaba.version>2023.0.3.2</spring.cloud.alibaba.version> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-openfeign</artifactId> true <groupId>io.github.openfeign</groupId> <artifactId>feign-slf4j</artifactId>

lzlly avatar Dec 13 '25 02:12 lzlly

Please try and reproduce this using 2024.0.3 and if you can reproduce it please provide a sample that shows how to reproduce the issue.

ryanjbaxter avatar Dec 15 '25 14:12 ryanjbaxter

If you would like us to look at this issue, please provide the requested information. If the information is not provided within the next 7 days this issue will be closed.

spring-cloud-issues avatar Dec 22 '25 15:12 spring-cloud-issues

Closing due to lack of requested feedback. If you would like us to look at this issue, please provide the requested information and we will re-open the issue.

spring-cloud-issues avatar Dec 29 '25 15:12 spring-cloud-issues