Posted June 9, 201510 yr Hello, I am running a forge server for 1.8 (latest stable release) with one mod: Build Faster V3. When my friend tries to connect, he is able to log in for 30 seconds to 1 minute, then is disconnected. There is no error message, it just says Connection Lost: Disconnected. When he logs back in, he sees that his work is undone, and that the server has not saved his changes. I have tried canyouseeme.com and it reports that it can connect to the server. Any ideas? This is the log leading up to one of the disconnects: [Netty Server IO #4/ERROR] [FML]: NetworkDispatcher exception io.netty.handler.codec.DecoderException: Badly compressed packet - size of 89 is below server threshold of 256 at net.minecraft.network.NettyCompressionDecoder.decode(SourceFile:35) ~[gp.class:?] at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:241) ~[byteToMessageDecoder.class:?] at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:149) ~[byteToMessageDecoder.class:?] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:332) [AbstractChannelHandlerContext.class:?] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:318) [AbstractChannelHandlerContext.class:?] at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163) [byteToMessageDecoder.class:?] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:332) [AbstractChannelHandlerContext.class:?] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:318) [AbstractChannelHandlerContext.class:?] at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103) [MessageToMessageDecoder.class:?] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:332) [AbstractChannelHandlerContext.class:?] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:318) [AbstractChannelHandlerContext.class:?] at io.netty.handler.timeout.ReadTimeoutHandler.channelRead(ReadTimeoutHandler.java:150) [ReadTimeoutHandler.class:?] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:332) [AbstractChannelHandlerContext.class:?] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:318) [AbstractChannelHandlerContext.class:?] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [DefaultChannelPipeline.class:?] at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:125) [AbstractNioByteChannel$NioByteUnsafe.class:?] at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:507) [NioEventLoop.class:?] at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:464) [NioEventLoop.class:?] at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:378) [NioEventLoop.class:?] at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:350) [NioEventLoop.class:?] at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [singleThreadEventExecutor$2.class:?] at java.lang.Thread.run(Unknown Source) [?:1.8.0_45] [21:49:28] [Netty Server IO #4/ERROR] [FML]: NetworkDispatcher exception io.netty.handler.codec.DecoderException: java.util.zip.DataFormatException: incorrect header check at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:272) ~[byteToMessageDecoder.class:?] at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:205) ~[byteToMessageDecoder.class:?] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:232) [AbstractChannelHandlerContext.class:?] at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:218) [AbstractChannelHandlerContext.class:?] at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:223) [byteToMessageDecoder.class:?] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:232) [AbstractChannelHandlerContext.class:?] at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:218) [AbstractChannelHandlerContext.class:?] at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:75) [ChannelInboundHandlerAdapter.class:?] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:232) [AbstractChannelHandlerContext.class:?] at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:218) [AbstractChannelHandlerContext.class:?] at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:75) [ChannelInboundHandlerAdapter.class:?] at io.netty.handler.timeout.ReadTimeoutHandler.channelInactive(ReadTimeoutHandler.java:144) [ReadTimeoutHandler.class:?] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:232) [AbstractChannelHandlerContext.class:?] at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:218) [AbstractChannelHandlerContext.class:?] at io.netty.channel.DefaultChannelPipeline.fireChannelInactive(DefaultChannelPipeline.java:769) [DefaultChannelPipeline.class:?] at io.netty.channel.AbstractChannel$AbstractUnsafe$5.run(AbstractChannel.java:568) [AbstractChannel$AbstractUnsafe$5.class:?] at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:370) [singleThreadEventExecutor.class:?] at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:353) [NioEventLoop.class:?] at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [singleThreadEventExecutor$2.class:?] at java.lang.Thread.run(Unknown Source) [?:1.8.0_45] Caused by: java.util.zip.DataFormatException: incorrect header check at java.util.zip.Inflater.inflateBytes(Native Method) ~[?:1.8.0_45] at java.util.zip.Inflater.inflate(Unknown Source) ~[?:1.8.0_45] at java.util.zip.Inflater.inflate(Unknown Source) ~[?:1.8.0_45] at net.minecraft.network.NettyCompressionDecoder.decode(SourceFile:44) ~[gp.class:?] at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:241) ~[byteToMessageDecoder.class:?] ... 19 more [21:49:28] [server thread/INFO] [net.minecraft.network.NetHandlerPlayServer]: spawn13 lost connection: TranslatableComponent{key='disconnect.genericReason', args=[internal Exception: io.netty.handler.codec.DecoderException: Badly compressed packet - size of 89 is below server threshold of 256], siblings=[], style=Style{hasParent=false, color=null, bold=null, italic=null, underlined=null, obfuscated=null, clickEvent=null, hoverEvent=null, insertion=null}} [21:49:28] [server thread/INFO] [net.minecraft.server.MinecraftServer]: spawn13 left the game
June 9, 201510 yr Author I'll make sure our mods are correctly installed and get back to you. Thanks.
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