Client gets kicked from server often, sometimes after 40 minutes, sometimes after joining. Here is the server output:

[23:24:48 WARN]: java.io.IOException: Connection reset by peer
[23:24:48 WARN]: at sun.nio.ch.FileDispatcherImpl.read0(Native Method)
[23:24:48 WARN]: at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39)
[23:24:48 WARN]: at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223)
[23:24:48 WARN]: at sun.nio.ch.IOUtil.read(IOUtil.java:192)
[23:24:48 WARN]: at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:380)
[23:24:48 WARN]: at io.netty.buffer.UnpooledUnsafeDirectByteBuf.setBytes(UnpooledUnsafeDirectByteBuf.java:446)
[23:24:48 WARN]: at io.netty.buffer.AbstractByteBuf.writeBytes(AbstractByteBuf.java:881)
[23:24:48 WARN]: at io.netty.channel.socket.nio.NioSocketChannel.doReadBytes(NioSocketChannel.java:225)
[23:24:48 WARN]: at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:119)
[23:24:48 WARN]: at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)
[23:24:48 WARN]: at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)
[23:24:48 WARN]: at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)
[23:24:48 WARN]: at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)
[23:24:48 WARN]: at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116)
[23:24:48 WARN]: at java.lang.Thread.run(Thread.java:745)

You will notice the first error: 'sun.nio.ch.FileDispatcherImpl.read0(Native Method)' My server has use-native-transport=false. Here is my server.properties:

#Minecraft server properties
#Fri Jun 09 00:52:18 CDT 2017
spawn-protection=16
generator-settings=
force-gamemode=false
allow-nether=true
gamemode=0
broadcast-console-to-ops=true
enable-query=false
player-idle-timeout=0
difficulty=1
spawn-monsters=true
op-permission-level=4
announce-player-achievements=false
pvp=true
snooper-enabled=false
level-type=DEFAULT
hardcore=false
enable-command-block=true
max-players=4
network-compression-threshold=256
resource-pack-sha1=
max-world-size=29999984
server-port=25565
debug=true
server-ip=
spawn-npcs=true
allow-flight=false
level-name=world
view-distance=10
resource-pack=
spawn-animals=true
white-list=false
generate-structures=true
online-mode=false
max-build-height=256
level-seed=
use-native-transport=false
prevent-proxy-connections=false
motd=Sperger Server
enable-rcon=false