我们在 Quarkus 本地响应式客户端中看到一些警告消息：
2021-06-01 17:07:10,176 WARN [org.jbo.res.res.i18n] (executor-thread-1) RESTEASY002120: ClassNotFoundException: Unable to load builtin provider org.jboss.resteasy.plugins.providers.IIOImageProvider from resource:META-INF/services/javax.ws.rs.ext.Providers: java.lang.ClassNotFoundException: org.jboss.resteasy.plugins.providers.IIOImageProvider
2021-06-01 17:07:10,177 WARN [org.jbo.res.res.i18n] (executor-thread-1) RESTEASY002120: ClassNotFoundException: Unable to load builtin provider org.jboss.resteasy.plugins.providers.sse.SseEventProvider from resource:META-INF/services/javax.ws.rs.ext.Providers: java.lang.ClassNotFoundException: org.jboss.resteasy.plugins.providers.sse.SseEventProvider
...
...
...
...
重现问题的代码：https ://github.com/fabry00/quarkus-rest-client-warn