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[1.8] The received string length is longer than maximum allowed (27 > 20)


tiffit

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I am trying to make my server send a string to my client. Whenever I try doing this, I get "The received string length is longer than maximum allowed (27 > 20)". I have tried to shorten the string size to 20, but it still says (27 > 20).

 

My to and from byte:

 @Override
    public void fromBytes(ByteBuf buf) {
    	int size = buf.readShort();
    	List<GuiLoreBox> loreBox = new ArrayList<GuiLoreBox>(); //TODO ONLY ACCEPTS GUILOREBOX
    	for(int i = 0; i < size; i++){
    		String text = ByteBufUtils.readUTF8String(buf);
    		if(text.endsWith("_END")){
    			loreBox.add((GuiLoreBox) Translator.translate(text.replace("_END", "")));
    		}else{
    			List<String> cummulate = new ArrayList<String>();
    			String last = text;
    			cummulate.add(last);
    			while(!last.endsWith("_END")){
    				last = ByteBufUtils.readUTF8String(buf);
    				cummulate.add(last);
    			}
    			String together = "";
    			for(String str : cummulate){
    				together += str;
    			}
    			loreBox.add((GuiLoreBox) Translator.translate(together.replace("_END", "")));
    		}
    	}
    }

    @Override
    public void toBytes(ByteBuf buf) {
    	buf.writeShort(lore.size());
        for(int i = 0; i < lore.size(); i++){
        	String text = Translator.transcribe(lore.get(i));
        	if(text.length() < 16){
        		ByteBufUtils.writeUTF8String(buf, text + "_END");
        	}else{
        		List<String> splits = new ArrayList<String>();
        		while(text.length() >= 16){
        			String cut = text.substring(0, 16);
        			if(text.length() >= 17) text = text.substring(17);
        			else text = "";
        		}
        		for(int j = 0; j < splits.size(); j++){
        			ByteBufUtils.writeUTF8String(buf, text + (j == splits.size() - 1 ? "_END" : ""));
        		}
        	}
        }
    }

 

Error:

 

io.netty.handler.codec.DecoderException: The received string length is longer than maximum allowed (27 > 20)

at net.minecraft.network.PacketBuffer.readStringFromBuffer(PacketBuffer.java:295) ~[PacketBuffer.class:?]

at net.minecraft.network.play.server.S3FPacketCustomPayload.readPacketData(S3FPacketCustomPayload.java:36) ~[s3FPacketCustomPayload.class:?]

at net.minecraft.util.MessageDeserializer.decode(MessageDeserializer.java:43) ~[MessageDeserializer.class:?]

at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:249) ~[byteToMessageDecoder.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:149) ~[byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163) [byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163) [byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.timeout.ReadTimeoutHandler.channelRead(ReadTimeoutHandler.java:150) [ReadTimeoutHandler.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [DefaultChannelPipeline.class:4.0.23.Final]

at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:130) [AbstractNioByteChannel$NioByteUnsafe.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354) [NioEventLoop.class:4.0.23.Final]

at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [singleThreadEventExecutor$2.class:4.0.23.Final]

at java.lang.Thread.run(Unknown Source) [?:1.8.0_65]

[16:35:55] [Netty Client IO #1/ERROR] [FML]: NetworkDispatcher exception

io.netty.handler.codec.DecoderException: java.io.IOException: Packet 0/0 (S00PacketKeepAlive) was larger than I expected, found 29 bytes extra whilst reading packet 0

at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:280) ~[byteToMessageDecoder.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:149) ~[byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163) [byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163) [byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.timeout.ReadTimeoutHandler.channelRead(ReadTimeoutHandler.java:150) [ReadTimeoutHandler.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [DefaultChannelPipeline.class:4.0.23.Final]

at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:130) [AbstractNioByteChannel$NioByteUnsafe.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354) [NioEventLoop.class:4.0.23.Final]

at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [singleThreadEventExecutor$2.class:4.0.23.Final]

at java.lang.Thread.run(Unknown Source) [?:1.8.0_65]

Caused by: java.io.IOException: Packet 0/0 (S00PacketKeepAlive) was larger than I expected, found 29 bytes extra whilst reading packet 0

at net.minecraft.util.MessageDeserializer.decode(MessageDeserializer.java:47) ~[MessageDeserializer.class:?]

at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:249) ~[byteToMessageDecoder.class:4.0.23.Final]

... 20 more

[16:35:55] [Netty Client IO #1/ERROR] [FML]: NetworkDispatcher exception

io.netty.handler.codec.DecoderException: java.io.IOException: Packet 0/1 (S01PacketJoinGame) was larger than I expected, found 40 bytes extra whilst reading packet 1

at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:280) ~[byteToMessageDecoder.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:149) ~[byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163) [byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163) [byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.timeout.ReadTimeoutHandler.channelRead(ReadTimeoutHandler.java:150) [ReadTimeoutHandler.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [DefaultChannelPipeline.class:4.0.23.Final]

at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:130) [AbstractNioByteChannel$NioByteUnsafe.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354) [NioEventLoop.class:4.0.23.Final]

at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [singleThreadEventExecutor$2.class:4.0.23.Final]

at java.lang.Thread.run(Unknown Source) [?:1.8.0_65]

Caused by: java.io.IOException: Packet 0/1 (S01PacketJoinGame) was larger than I expected, found 40 bytes extra whilst reading packet 1

at net.minecraft.util.MessageDeserializer.decode(MessageDeserializer.java:47) ~[MessageDeserializer.class:?]

at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:249) ~[byteToMessageDecoder.class:4.0.23.Final]

... 20 more

[16:35:55] [Netty Client IO #1/ERROR] [FML]: NetworkDispatcher exception

io.netty.handler.codec.DecoderException: java.io.IOException: Packet 0/9 (S09PacketHeldItemChange) was larger than I expected, found 47 bytes extra whilst reading packet 9

at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:280) ~[byteToMessageDecoder.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:149) ~[byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163) [byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:163) [byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.timeout.ReadTimeoutHandler.channelRead(ReadTimeoutHandler.java:150) [ReadTimeoutHandler.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [DefaultChannelPipeline.class:4.0.23.Final]

at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:130) [AbstractNioByteChannel$NioByteUnsafe.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382) [NioEventLoop.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354) [NioEventLoop.class:4.0.23.Final]

at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [singleThreadEventExecutor$2.class:4.0.23.Final]

at java.lang.Thread.run(Unknown Source) [?:1.8.0_65]

Caused by: java.io.IOException: Packet 0/9 (S09PacketHeldItemChange) was larger than I expected, found 47 bytes extra whilst reading packet 9

at net.minecraft.util.MessageDeserializer.decode(MessageDeserializer.java:47) ~[MessageDeserializer.class:?]

at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:249) ~[byteToMessageDecoder.class:4.0.23.Final]

... 20 more

[16:35:55] [Netty Client IO #1/ERROR] [FML]: NetworkDispatcher exception

io.netty.handler.codec.DecoderException: java.io.IOException: Packet 0/0 (S00PacketKeepAlive) was larger than I expected, found 45 bytes extra whilst reading packet 0

at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:280) ~[byteToMessageDecoder.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:205) ~[byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:233) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:219) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:228) [byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:233) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:219) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:228) [byteToMessageDecoder.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:233) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:219) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:75) [ChannelInboundHandlerAdapter.class:4.0.23.Final]

at io.netty.handler.timeout.ReadTimeoutHandler.channelInactive(ReadTimeoutHandler.java:144) [ReadTimeoutHandler.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:233) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:219) [AbstractChannelHandlerContext.class:4.0.23.Final]

at io.netty.channel.DefaultChannelPipeline.fireChannelInactive(DefaultChannelPipeline.java:769) [DefaultChannelPipeline.class:4.0.23.Final]

at io.netty.channel.AbstractChannel$AbstractUnsafe$5.run(AbstractChannel.java:567) [AbstractChannel$AbstractUnsafe$5.class:4.0.23.Final]

at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:380) [singleThreadEventExecutor.class:4.0.23.Final]

at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:357) [NioEventLoop.class:4.0.23.Final]

at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [singleThreadEventExecutor$2.class:4.0.23.Final]

at java.lang.Thread.run(Unknown Source) [?:1.8.0_65]

Caused by: java.io.IOException: Packet 0/0 (S00PacketKeepAlive) was larger than I expected, found 45 bytes extra whilst reading packet 0

at net.minecraft.util.MessageDeserializer.decode(MessageDeserializer.java:47) ~[MessageDeserializer.class:?]

at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:249) ~[byteToMessageDecoder.class:4.0.23.Final]

... 19 more

 

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