[19:22:20] [Server thread/ERROR]: Encountered an unexpected exception

java.lang.AssertionError: TRAP

        at net.minecraft.world.item.ItemStack.checkEmpty(ItemStack.java:187) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.world.item.ItemStack.setCount(ItemStack.java:1231) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.server.level.PlayerInteractManager.a(PlayerInteractManager.java:445) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.server.network.PlayerConnection.a(PlayerConnection.java:1596) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.network.protocol.game.PacketPlayInBlockPlace.a(PacketPlayInBlockPlace.java:28) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.network.protocol.game.PacketPlayInBlockPlace.a(PacketPlayInBlockPlace.java:1) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.network.protocol.PlayerConnectionUtils.lambda$0(PlayerConnectionUtils.java:30) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.server.TickTask.run(SourceFile:18) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.util.thread.IAsyncTaskHandler.executeTask(SourceFile:151) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.util.thread.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.util.thread.IAsyncTaskHandler.executeNext(SourceFile:125) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.server.MinecraftServer.bf(MinecraftServer.java:1148) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.server.MinecraftServer.executeNext(MinecraftServer.java:1141) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.util.thread.IAsyncTaskHandler.awaitTasks(SourceFile:134) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.server.MinecraftServer.sleepForTick(MinecraftServer.java:1125) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.server.MinecraftServer.x(MinecraftServer.java:1054) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at net.minecraft.server.MinecraftServer.lambda$0(MinecraftServer.java:305) ~[spigot-1.17.1.jar:3276-Spigot-3892929-b58f429]

        at java.lang.Thread.run(Thread.java:831) [?:?]

스크립트를 이용해서 만든 아이템을 사용했는데 콘솔창이 이렇게 뜨면서 서버가 멈춥니다.