zipkin error Error creating bean with name 'webMvcMetricsFilter' defined in class path resource - spring-boot

Question

When I tried to integrate zipkin. It threw this error
Error Msg:Error starting Tomcat context. Exception: org.springframework.beans.factory.UnsatisfiedDependencyException. Message: Error creating bean with name 'webMvcMetricsFilter' defined in class path resource [org/springframework/boot/actuate/autoconfigure/metrics/web/servlet/WebMvcMetricsAutoConfiguration.class]: Unsatisfied dependency expressed through method 'webMvcMetricsFilter' parameter 0;
nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'prometheusMeterRegistry' defined in class path resource [org/springframework/boot/actuate/autoconfigure/metrics/export/prometheus/PrometheusMetricsExportAutoConfiguration.class]: Initialization of bean failed;
nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'zipkin2.server.internal.ZipkinServerConfiguration': Unsatisfied dependency expressed through field 'httpQuery';
nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'zipkin2.server.internal.ZipkinQueryApiV2': Bean instantiation via constructor failed;
nested exception is java.lang.NoClassDefFoundError: zipkin2/internal/Buffer$Writer
version:
Springboot 2.2.4
SpringCloud Hoxton.SR1 (sleuth: 2.2.1)
zipkin 2.19.9
#EnableZipkinServer
#SpringBootApplication
public class C4ZipkinApplication {
public static void main(String[] args) {
SpringApplication.run(C4ZipkinApplication.class, args);
}
}
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>io.zipkin.java</groupId>
<artifactId>zipkin-server</artifactId>
</dependency>
<dependency>
<groupId>io.zipkin.java</groupId>
<artifactId>zipkin-autoconfigure-ui</artifactId>
</dependency>

Answer 1

Your application starts in Tomcat Server but Zipkin use another server but i dont know that name , i include this code to spring boot starter web dependecy for ignore tomcat server
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<exclusions>
<exclusion>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-tomcat</artifactId>
</exclusion>
</exclusions>
</dependency>
This worked for me try it

Answer 2

If you are using a config server, remember to run it before running your microservices.