使用IDEA开发时启动LoggerServer时出错:io.netty.handler.codec.DecoderExc

Question

LoggerServer启动时出现如下错误，但我的同事没有。我们的Idea、JDK和Maven版本几乎相同，代码是从Git复制的。

错误：

org.apache.dolphinscheduler.remote.handler.NettyServerHandler - exceptionCaught : java.lang.IllegalArgumentException: illegal packet [magic]80
io.netty.handler.codec.DecoderException: java.lang.IllegalArgumentException: illegal packet [magic]80
at io.netty.handler.codec.ReplayingDecoder.callDecode(ReplayingDecoder.java:421)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:276)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:166)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:714)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:650)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:576)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.IllegalArgumentException: illegal packet [magic]80
at org.apache.dolphinscheduler.remote.codec.NettyDecoder.checkMagic(NettyDecoder.java:125)
at org.apache.dolphinscheduler.remote.codec.NettyDecoder.decode(NettyDecoder.java:57)
at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:501)
at io.netty.handler.codec.ReplayingDecoder.callDecode(ReplayingDecoder.java:366)
... 16 common frames omitted

Answer 1

为了解决这个问题，我将端口更改为50051。