客户端尝试连接到服务器失败

, r# }1 S1 z9 d3 m  d+ c8 d* P8 C6 j游戏版本:1.21.1
% a4 I; U+ f9 w% F: g2 R) vNeoForge:21.1.234
MTR:MTR-neoforge-4.1.0-beta.1+1.21.1.jar

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当尝试连接到服务器时，服务端日志：

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1. [037月2026 09:25:50.145] [Server thread/INFO] [net.minecraft.server.network.ServerConfigurationPacketListenerImpl/]: com.mojang.authlib.GameProfile@3ca95afb[id=37762743-dd53-31c3-ae28-37fdee4f46fa,name=zuojiarui,properties={}] lost connection: Incompatible client! Please use NeoForge 21.1.234
   
2. [037月2026 09:25:50.145] [Server thread/WARN] [net.minecraft.network.Connection/]: handleDisconnection() called twice

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客户端日志：
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1. [037月2026 09:25:50.715] [Render thread/INFO] [de.mrjulsen.crn.CreateRailwaysNavigator/]: Removed all overlays.
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2. [037月2026 09:25:50.715] [Render thread/INFO] [de.mrjulsen.crn.CreateRailwaysNavigator/]: All events have been closed.
   
3. [037月2026 09:25:50.733] [Render thread/INFO] [net.minecraft.client.gui.screens.ConnectScreen/]: Connecting to frp-six.com, 19191
   
4. [037月2026 09:25:50.735] [Server Connector #5/INFO] [dev.ryanhcode.sable.Sable/]: Starting remote client UDP channel future
   
5. [037月2026 09:25:50.736] [Netty Client IO #0/INFO] [dev.ryanhcode.sable.Sable/]: Client UDP channel active
   
6. [037月2026 09:25:50.901] [Netty Client IO #0/INFO] [dev.ryanhcode.sable.Sable/]: Client UDP channel inactive
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7. [037月2026 09:25:50.901] [Netty Client IO #0/INFO] [dev.ryanhcode.sable.Sable/]: Closed UDP channel!
   
8. [037月2026 09:25:50.905] [Render thread/WARN] [net.neoforged.neoforge.client.gui.ModMismatchDisconnectedScreen/]: Channel [mtr:packet_s2c] failed to connect: 模组的网络通道 "Minecraft Transit Railway" 连接失败：服务端缺少此客户端需要的网络通道！
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9. [037月2026 09:25:50.906] [Render thread/INFO] [de.mrjulsen.crn.CreateRailwaysNavigator/]: Removed all overlays.
   
10. [037月2026 09:25:50.906] [Render thread/INFO] [de.mrjulsen.crn.CreateRailwaysNavigator/]: All events have been closed.
    
11. [037月2026 09:25:50.920] [Render thread/WARN] [net.minecraft.client.multiplayer.ClientCommonPacketListenerImpl/]: Client disconnected with reason: 客户端不兼容！请使用NeoForge 21.1.234

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客户端连不上服务器，提示“模组的网络通道 "Minecraft Transit Railway" 连接失败：服务端缺少此客户端需要的网络通道！”和“请使用NeoForge 21.1.234”
% q) ~8 E" R- W/ n( x  w但客户端使用的neoforge版本和服务端一致，mods文件夹是复制过去的，config文件夹也是复制过去的

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9 H& c% m$ A# s' c# `完整日志在附件
9 l1 }. s7 f( ~- ~0 H) h" |. M1 R望有大佬能提供帮助
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追加一条
当客户端和服务端都只安装MTR时，也无法连接至服务器
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提示与先前一致
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1. [037月2026 09:35:24.691] [Server thread/INFO] [net.minecraft.server.dedicated.DedicatedServer/]: Done (6.016s)! For help, type "help"
   
2. [037月2026 09:35:24.742] [Server thread/INFO] [net.neoforged.neoforge.server.permission.PermissionAPI/]: Successfully initialized permission handler neoforge:default_handler
   
3. [037月2026 09:35:24.822] [Server thread/INFO] [MinecraftTransitRailway/]: Found available port: 8888
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4. [037月2026 09:35:25.188] [Server thread/INFO] [MinecraftTransitRailway/]: Starting server as a dedicated server
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5. [037月2026 09:35:52.067] [Server thread/INFO] [net.minecraft.server.network.ServerConfigurationPacketListenerImpl/]: com.mojang.authlib.GameProfile@a74d83c[id=37762743-dd53-31c3-ae28-37fdee4f46fa,name=zuojiarui,properties={}] lost connection: Incompatible client! Please use NeoForge 21.1.234
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6. [037月2026 09:35:52.091] [Server thread/WARN] [net.minecraft.network.Connection/]: handleDisconnection() called twice

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客户端：

1. [037月2026 09:35:52.433] [Render thread/INFO] [net.minecraft.client.gui.screens.ConnectScreen/]: Connecting to frp-six.com, 19191
   
2. [037月2026 09:35:52.872] [Render thread/WARN] [net.neoforged.neoforge.client.gui.ModMismatchDisconnectedScreen/]: Channel [mtr:packet_s2c] failed to connect: 模组的网络通道 "Minecraft Transit Railway" 连接失败：服务端缺少此客户端需要的网络通道！
   
3. [037月2026 09:35:52.886] [Render thread/WARN] [net.minecraft.client.multiplayer.ClientCommonPacketListenerImpl/]: Client disconnected with reason: 客户端不兼容！请使用NeoForge 21.1.234

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) A- w7 ]3 ^" k1 e9 U( D! |完整日志可见附件
我个人认为这可能是新版MTR的一个BUG，但我无权在BUG反馈处发帖，望有大佬能帮忙。

zuojiarui 发表于 2026-7-3 09:41
追加一条
当客户端和服务端都只安装MTR时，也无法连接至服务器

; T) l7 a! \. {: }$ K# \1 m; V以后建议将问题一次性写完，还有，建议使用MTR官方服务器提供的整合包游玩！

LiChenHao7600 发表于 2026-7-4 14:38
9 ?3 M( k0 C) O) [( j) A以后建议将问题一次性写完，还有，建议使用MTR官方服务器提供的整合包游玩！ ...

- _9 h# e0 j, M" O感谢建议