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RSV != 0 and no extension negoti ated, RSV:4
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RSV != 0 and no extension negotiated, RSV:4
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RSV != 0 and no extension negotiated, RSV:5
io.netty.handler.codec.CorruptedFrameException: RSV != 0 and no extension negotiated, RSV:4 at io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder.protocolViolation(WebSocket08FrameDecoder.java:434) at io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder.decode(WebSocket08FrameDecoder.java:156) at io.netty.handler.codec.ReplayingDecoder.callDecode(ReplayingDecoder.java:367) at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:248) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:328) at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:321) at io.netty.handler.ssl.SslHandler.unwrap(SslHandler.java:1070) at io.netty.handler.ssl.SslHandler.decode(SslHandler.java:904) at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:411) at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:248) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:328) at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:321) at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1280) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:342) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:328) at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:890) at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131) at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:564) at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:505) at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:419) at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:391) at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:112) at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:145) at java.lang.Thread.run(Thread.java:745)