见报错
| [17:15:44] [Server thread/ERROR]: Could not pass event PlayerMoveEvent to JulyGuild v2.1.1 org.bukkit.event.EventException: null         at org.bukkit.plugin.EventExecutor$2.execute(EventExecutor.java:69) ~[EventExecutor$2.class:git-CatServer-1.12.2-2a9163f]         at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[RegisteredListener.class:git-CatServer-1.12.2-2a9163f]         at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:503) [SimplePluginManager.class:git-CatServer-1.12.2-2a9163f]         at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:488) [SimplePluginManager.class:git-CatServer-1.12.2-2a9163f]         at net.minecraft.network.NetHandlerPlayServer.func_147347_a(NetHandlerPlayServer.java:826) [pa.class:?]         at net.minecraft.network.play.client.CPacketPlayer.func_148833_a(CPacketPlayer.java:33) [lk.class:?]         at net.minecraft.network.play.client.CPacketPlayer$Position.func_148833_a(CPacketPlayer.java:76) [lk$a.class:?]         at net.minecraft.network.PacketThreadUtil$1.run(SourceFile:13) [hv$1.class:?]         at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_211]         at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_211]         at net.minecraft.util.Util.func_181617_a(SourceFile:46) [h.class:?]         at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:834) [MinecraftServer.class:?]         at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:472) [nz.class:?]         at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:771) [MinecraftServer.class:?]         at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:625) [MinecraftServer.class:?]         at java.lang.Thread.run(Unknown Source) [?:1.8.0_211] Caused by: java.lang.NullPointerException | 
            
        JulyGuild使用过时的Hook PlaceholderAPI方法 作者也不更新了
尝试降级PlaceholderAPI至v2.10.7以下版本
另外上传完整日志 你正好截掉了关键。。。
            
         本帖最后由 jiang20050714 于 2021-8-3 17:29 编辑 
我只能给截图了,日志已经被这玩意刷到600M了,而且确实已经给的是完整的报错
 
            
        JulyGuild在使用Yaml储存玩家数据 有点难办
你没改动它吗?
实在不行先备份然后删除plugins\JulyGuild\data\players\40a8192c-6081-3f3e-99a3-241c9f57bd0c.yml
            
        把ProtocolLib换成旧版本试试