Redcarred2

my server keeps crashing players and this shows up in logs, can someone decode it for me and tell me what needs doin? [10:51:51] [Netty Server IO #2/ERROR] [FML]: NetworkDispatcher exception java.io.IOException: An existing connection was forcibly closed by the remote host at sun.nio.ch.SocketDispatcher.read0(Native Method) ~[?:1.8.0_241] at sun.nio.ch.SocketDispatcher.read(Unknown Source) ~[?:1.8.0_241] at sun.nio.ch.IOUtil.readIntoNativeBuffer(Unknown Source) ~[?:1.8.0_241] at sun.nio.ch.IOUtil.read(Unknown Source) ~[?:1.8.0_241] at sun.nio.ch.SocketChannelImpl.read(Unknown Source) ~[?:1.8.0_241] at io.netty.buffer.PooledUnsafeDirectByteBuf.setBytes(PooledUnsafeDirectByteBuf.java:288) ~[PooledUnsafeDirectByteBuf.class:?] at io.netty.buffer.AbstractByteBuf.writeBytes(AbstractByteBuf.java:1100) ~[AbstractByteBuf.class:?] at io.netty.channel.socket.nio.NioSocketChannel.doReadBytes(NioSocketChannel.java:372) ~[NioSocketChannel.class:?] at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:123) [AbstractNioByteChannel$NioByteUnsafe.class:?] at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:624) [NioEventLoop.class:?] at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:559) [NioEventLoop.class:?] at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:476) [NioEventLoop.class:?] at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:438) [NioEventLoop.class:?] at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858) [SingleThreadEventExecutor$5.class:?] at java.lang.Thread.run(Unknown Source) [?:1.8.0_241]