[00:57:24] [Netty Server IO #0/WARN]: java.lang.UnsupportedOperationException
[00:57:24] [Netty Server IO #0/WARN]:   at org.bukkit.event.server.ServerListPingEvent.setServerIcon(ServerListPingEvent.java:128)
[00:57:24] [Netty Server IO #0/WARN]:   at mc233.fun.snowmotd.Motd.Motd.onServerListPing(Motd.java:127)
[00:57:24] [Netty Server IO #0/WARN]:   at jdk.internal.reflect.GeneratedMethodAccessor94.invoke(Unknown Source)
[00:57:24] [Netty Server IO #0/WARN]:   at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.j
ava:43)
[00:57:24] [Netty Server IO #0/WARN]:   at java.base/java.lang.reflect.Method.invoke(Method.java:568)
[00:57:24] [Netty Server IO #0/WARN]:   at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306)
[00:57:24] [Netty Server IO #0/WARN]:   at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70)
[00:57:24] [Netty Server IO #0/WARN]:   at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:589)
[00:57:24] [Netty Server IO #0/WARN]:   at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:576)
[00:57:24] [Netty Server IO #0/WARN]:   at org.bukkit.craftbukkit.v1_18_R2.event.CraftEventFactory.callServerListPingEvent(CraftEventFactory
.java:858)
[00:57:24] [Netty Server IO #0/WARN]:   at net.minecraft.server.network.LegacyPingHandler.channelRead(LegacyPingHandler.java:39)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:379)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:365)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java
:357)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:286)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:379)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:365)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java
:357)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)

[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:379)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:365)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:166)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:719)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
[00:57:24] [Netty Server IO #0/WARN]:   at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
[00:57:24] [Netty Server IO #0/WARN]:   at java.base/java.lang.Thread.run(Thread.java:833)
[00:57:27] [Netty Server IO #1/WARN]: java.lang.UnsupportedOperationException
[00:57:27] [Netty Server IO #1/WARN]:   at org.bukkit.event.server.ServerListPingEvent.setServerIcon(ServerListPingEvent.java:128)
[00:57:27] [Netty Server IO #1/WARN]:   at mc233.fun.snowmotd.Motd.Motd.onServerListPing(Motd.java:127)
[00:57:27] [Netty Server IO #1/WARN]:   at jdk.internal.reflect.GeneratedMethodAccessor94.invoke(Unknown Source)
[00:57:27] [Netty Server IO #1/WARN]:   at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.j
ava:43)
[00:57:27] [Netty Server IO #1/WARN]:   at java.base/java.lang.reflect.Method.invoke(Method.java:568)
[00:57:27] [Netty Server IO #1/WARN]:   at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306)
[00:57:27] [Netty Server IO #1/WARN]:   at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70)
[00:57:27] [Netty Server IO #1/WARN]:   at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:589)
[00:57:27] [Netty Server IO #1/WARN]:   at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:576)
[00:57:27] [Netty Server IO #1/WARN]:   at org.bukkit.craftbukkit.v1_18_R2.event.CraftEventFactory.callServerListPingEvent(CraftEventFactory
.java:858)
[00:57:27] [Netty Server IO #1/WARN]:   at net.minecraft.server.network.LegacyPingHandler.channelRead(LegacyPingHandler.java:39)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:379)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:365)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java
:357)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:286)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:379)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:365)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java
:357)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)

[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:379)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.ja
va:365)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:166)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:719)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
[00:57:27] [Netty Server IO #1/WARN]:   at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
[00:57:27] [Netty Server IO #1/WARN]:   at java.base/java.lang.Thread.run(Thread.java:833)

https://www.mcbbs.net/thread-912870-1-1.html
若该报错对服务端无严重影响，可使用此插件屏蔽

snowMotd 尝试读取服务器延迟时遇到问题
如果这个插件的作者内置了类似的变量且你在使用，那么反馈给作者，如果没有，请更换其他插件。

PistonMOTD也一样

实际上snowmotd报错是堆栈跟踪，你说的插件屏蔽不了，改用PistonMOTD后就是可以了

对我说不行，然后选了别人当最佳答案。
不知道有何用意。

不要尝试给我评分，也不要尝试转移最佳。

回复错了

之前回复错了。。
实际上snowmotd报错是堆栈跟踪，你说的插件屏蔽不了，改用PistonMOTD后就是可以了
勉强能用吧