Can anyone enlighten me regarding this error? I get it only while running tests (maven)
[WARN ] 2015-11-15 09:00:44,331 io.netty.bootstrap.ServerBootstrap - Failed to register an accepted channel: [id: 0xeca3fb10,
0.0.0.0/0.0.0.0:1234]
java.lang.IllegalStateException
at io.vertx.core.net.impl.VertxEventLoopGroup.next(VertxEventLoopGroup.java:45)
at io.vertx.core.net.impl.VertxEventLoopGroup.register(VertxEventLoopGroup.java:61)
at io.netty.bootstrap.ServerBootstrap$ServerBootstrapAcceptor.channelRead(ServerBootstrap.java:252)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:846)
at io.netty.channel.nio.AbstractNioMessageChannel$NioMessageUnsafe.read(AbstractNioMessageChannel.java:93)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:112)