找到了类io.netty.buffer.ByteBuf，但接口是预期的

Question

我已经尝试了几种版本的netty-all但它似乎没有用。知道我哪里错了吗？

Exception in thread "main" java.lang.IncompatibleClassChangeError: Found class io.netty.buffer.ByteBuf, but interface was expected
    at org.vertx.java.core.buffer.Buffer.<init>(Buffer.java:72)
    at org.vertx.java.core.eventbus.impl.DefaultEventBus.<clinit>(DefaultEventBus.java:58)
    at org.vertx.java.core.impl.DefaultVertx.<init>(DefaultVertx.java:73)
    at org.vertx.java.core.impl.DefaultVertxFactory.createVertx(DefaultVertxFactory.java:29)
    at org.vertx.java.core.VertxFactory.newVertx(VertxFactory.java:33)
    at osiam.CreateUser.main(CreateUser.java:21)