Minecraft 1.21.5 (#1489)

Missing adventure component changes, so entity and item hovers from the API may not work for 1.21.5 clients

Co-authored-by: Gero <gecam59@gmail.com>
Co-authored-by: Shane Freeder <theboyetronic@gmail.com>

api/src/main/java/com/velocitypowered/api/network/ProtocolVersion.java

@@ -89,7 +89,8 @@ public enum ProtocolVersion implements Ordered<ProtocolVersion> {
   MINECRAFT_1_20_5(766, "1.20.5", "1.20.6"),
   MINECRAFT_1_21(767, "1.21", "1.21.1"),
   MINECRAFT_1_21_2(768, "1.21.2", "1.21.3"),
-  MINECRAFT_1_21_4(769, "1.21.4");
+  MINECRAFT_1_21_4(769, "1.21.4"),
+  MINECRAFT_1_21_5(770, /*1073742067,*/ "1.21.5");
 
   private static final int SNAPSHOT_BIT = 30;
 

proxy/src/main/java/com/velocitypowered/proxy/protocol/StateRegistry.java

@@ -39,6 +39,7 @@ import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_20_5;
 import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_21;
 import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_21_2;
 import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_21_4;
+import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_21_5;
 import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_7_2;
 import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_8;
 import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_9;
@@ -376,7 +377,8 @@ public enum StateRegistry {
           map(0x0D, MINECRAFT_1_17, false),
           map(0x0A, MINECRAFT_1_19, false),
           map(0x0B, MINECRAFT_1_19_4, false),
-          map(0x0A, MINECRAFT_1_20_2, false));
+          map(0x0A, MINECRAFT_1_20_2, false),
+          map(0x09, MINECRAFT_1_21_5, false));
       clientbound.register(
           LegacyChatPacket.class,
           LegacyChatPacket::new,
@@ -397,7 +399,8 @@ public enum StateRegistry {
           map(0x0E, MINECRAFT_1_19, false),
           map(0x0D, MINECRAFT_1_19_3, false),
           map(0x0F, MINECRAFT_1_19_4, false),
-          map(0x10, MINECRAFT_1_20_2, false));
+          map(0x10, MINECRAFT_1_20_2, false),
+          map(0x0F, MINECRAFT_1_21_5, false));
       clientbound.register(
           AvailableCommandsPacket.class,
           AvailableCommandsPacket::new,
@@ -409,10 +412,12 @@ public enum StateRegistry {
           map(0x0F, MINECRAFT_1_19, false),
           map(0x0E, MINECRAFT_1_19_3, false),
           map(0x10, MINECRAFT_1_19_4, false),
-          map(0x11, MINECRAFT_1_20_2, false));
+          map(0x11, MINECRAFT_1_20_2, false),
+          map(0x10, MINECRAFT_1_21_5, false));
       clientbound.register(
           ClientboundCookieRequestPacket.class, ClientboundCookieRequestPacket::new,
-          map(0x16, MINECRAFT_1_20_5, false));
+          map(0x16, MINECRAFT_1_20_5, false),
+          map(0x15, MINECRAFT_1_21_5, false));
       clientbound.register(
           PluginMessagePacket.class,
           PluginMessagePacket::new,
@@ -429,7 +434,8 @@ public enum StateRegistry {
           map(0x15, MINECRAFT_1_19_3, false),
           map(0x17, MINECRAFT_1_19_4, false),
           map(0x18, MINECRAFT_1_20_2, false),
-          map(0x19, MINECRAFT_1_20_5, false));
+          map(0x19, MINECRAFT_1_20_5, false),
+          map(0x18, MINECRAFT_1_21_5, false));
       clientbound.register(
           DisconnectPacket.class,
           () -> new DisconnectPacket(this),
@@ -446,7 +452,8 @@ public enum StateRegistry {
           map(0x17, MINECRAFT_1_19_3, false),
           map(0x1A, MINECRAFT_1_19_4, false),
           map(0x1B, MINECRAFT_1_20_2, false),
-          map(0x1D, MINECRAFT_1_20_5, false));
+          map(0x1D, MINECRAFT_1_20_5, false),
+          map(0x1C, MINECRAFT_1_21_5, false));
       clientbound.register(
           KeepAlivePacket.class,
           KeepAlivePacket::new,
@@ -464,7 +471,8 @@ public enum StateRegistry {
           map(0x23, MINECRAFT_1_19_4, false),
           map(0x24, MINECRAFT_1_20_2, false),
           map(0x26, MINECRAFT_1_20_5, false),
-          map(0x27, MINECRAFT_1_21_2, false));
+          map(0x27, MINECRAFT_1_21_2, false),
+          map(0x26, MINECRAFT_1_21_5, false));
       clientbound.register(
           JoinGamePacket.class,
           JoinGamePacket::new,
@@ -482,7 +490,8 @@ public enum StateRegistry {
           map(0x28, MINECRAFT_1_19_4, false),
           map(0x29, MINECRAFT_1_20_2, false),
           map(0x2B, MINECRAFT_1_20_5, false),
-          map(0x2C, MINECRAFT_1_21_2, false));
+          map(0x2C, MINECRAFT_1_21_2, false),
+          map(0x2B, MINECRAFT_1_21_5, false));
       clientbound.register(
           RespawnPacket.class,
           RespawnPacket::new,
@@ -503,13 +512,15 @@ public enum StateRegistry {
           map(0x43, MINECRAFT_1_20_2, true),
           map(0x45, MINECRAFT_1_20_3, true),
           map(0x47, MINECRAFT_1_20_5, true),
-          map(0x4C, MINECRAFT_1_21_2, true));
+          map(0x4C, MINECRAFT_1_21_2, true),
+          map(0x4B, MINECRAFT_1_21_5, true));
       clientbound.register(
           RemoveResourcePackPacket.class,
           RemoveResourcePackPacket::new,
           map(0x43, MINECRAFT_1_20_3, false),
           map(0x45, MINECRAFT_1_20_5, false),
-          map(0x4A, MINECRAFT_1_21_2, false));
+          map(0x4A, MINECRAFT_1_21_2, false),
+          map(0x49, MINECRAFT_1_21_5, false));
       clientbound.register(
           ResourcePackRequestPacket.class,
           ResourcePackRequestPacket::new,
@@ -530,7 +541,8 @@ public enum StateRegistry {
           map(0x42, MINECRAFT_1_20_2, false),
           map(0x44, MINECRAFT_1_20_3, false),
           map(0x46, MINECRAFT_1_20_5, false),
-          map(0x4B, MINECRAFT_1_21_2, false));
+          map(0x4B, MINECRAFT_1_21_2, false),
+          map(0x4A, MINECRAFT_1_21_5, false));
       clientbound.register(
           HeaderAndFooterPacket.class,
           HeaderAndFooterPacket::new,
@@ -552,7 +564,8 @@ public enum StateRegistry {
           map(0x68, MINECRAFT_1_20_2, true),
           map(0x6A, MINECRAFT_1_20_3, true),
           map(0x6D, MINECRAFT_1_20_5, true),
-          map(0x74, MINECRAFT_1_21_2, true));
+          map(0x74, MINECRAFT_1_21_2, true),
+          map(0x73, MINECRAFT_1_21_5, true));
       clientbound.register(
           LegacyTitlePacket.class,
           LegacyTitlePacket::new,
@@ -573,7 +586,8 @@ public enum StateRegistry {
           map(0x5F, MINECRAFT_1_20_2, true),
           map(0x61, MINECRAFT_1_20_3, true),
           map(0x63, MINECRAFT_1_20_5, true),
-          map(0x6A, MINECRAFT_1_21_2, true));
+          map(0x6A, MINECRAFT_1_21_2, true),
+          map(0x69, MINECRAFT_1_21_5, true));
       clientbound.register(
           TitleTextPacket.class,
           TitleTextPacket::new,
@@ -585,7 +599,8 @@ public enum StateRegistry {
           map(0x61, MINECRAFT_1_20_2, true),
           map(0x63, MINECRAFT_1_20_3, true),
           map(0x65, MINECRAFT_1_20_5, true),
-          map(0x6C, MINECRAFT_1_21_2, true));
+          map(0x6C, MINECRAFT_1_21_2, true),
+          map(0x6B, MINECRAFT_1_21_5, true));
       clientbound.register(
           TitleActionbarPacket.class,
           TitleActionbarPacket::new,
@@ -597,7 +612,8 @@ public enum StateRegistry {
           map(0x48, MINECRAFT_1_20_2, true),
           map(0x4A, MINECRAFT_1_20_3, true),
           map(0x4C, MINECRAFT_1_20_5, true),
-          map(0x51, MINECRAFT_1_21_2, true));
+          map(0x51, MINECRAFT_1_21_2, true),
+          map(0x50, MINECRAFT_1_21_5, true));
       clientbound.register(
           TitleTimesPacket.class,
           TitleTimesPacket::new,
@@ -609,7 +625,8 @@ public enum StateRegistry {
           map(0x62, MINECRAFT_1_20_2, true),
           map(0x64, MINECRAFT_1_20_3, true),
           map(0x66, MINECRAFT_1_20_5, true),
-          map(0x6D, MINECRAFT_1_21_2, true));
+          map(0x6D, MINECRAFT_1_21_2, true),
+          map(0x6C, MINECRAFT_1_21_5, true));
       clientbound.register(
           TitleClearPacket.class,
           TitleClearPacket::new,
@@ -617,7 +634,8 @@ public enum StateRegistry {
           map(0x0D, MINECRAFT_1_19, true),
           map(0x0C, MINECRAFT_1_19_3, true),
           map(0x0E, MINECRAFT_1_19_4, true),
-          map(0x0F, MINECRAFT_1_20_2, true));
+          map(0x0F, MINECRAFT_1_20_2, true),
+          map(0x0E, MINECRAFT_1_21_5, true));
       clientbound.register(
           LegacyPlayerListItemPacket.class,
           LegacyPlayerListItemPacket::new,
@@ -637,7 +655,8 @@ public enum StateRegistry {
           map(0x39, MINECRAFT_1_19_4, false),
           map(0x3B, MINECRAFT_1_20_2, false),
           map(0x3D, MINECRAFT_1_20_5, false),
-          map(0x3F, MINECRAFT_1_21_2, false));
+          map(0x3F, MINECRAFT_1_21_2, false),
+          map(0x3E, MINECRAFT_1_21_5, false));
       clientbound.register(
           UpsertPlayerInfoPacket.class,
           UpsertPlayerInfoPacket::new,
@@ -645,11 +664,13 @@ public enum StateRegistry {
           map(0x3A, MINECRAFT_1_19_4, false),
           map(0x3C, MINECRAFT_1_20_2, false),
           map(0x3E, MINECRAFT_1_20_5, false),
-          map(0x40, MINECRAFT_1_21_2, false));
+          map(0x40, MINECRAFT_1_21_2, false),
+          map(0x3F, MINECRAFT_1_21_5, false));
       clientbound.register(
           ClientboundStoreCookiePacket.class, ClientboundStoreCookiePacket::new,
           map(0x6B, MINECRAFT_1_20_5, false),
-          map(0x72, MINECRAFT_1_21_2, false));
+          map(0x72, MINECRAFT_1_21_2, false),
+          map(0x71, MINECRAFT_1_21_5, false));
       clientbound.register(
           SystemChatPacket.class,
           SystemChatPacket::new,
@@ -660,7 +681,8 @@ public enum StateRegistry {
           map(0x67, MINECRAFT_1_20_2, true),
           map(0x69, MINECRAFT_1_20_3, true),
           map(0x6C, MINECRAFT_1_20_5, true),
-          map(0x73, MINECRAFT_1_21_2, true));
+          map(0x73, MINECRAFT_1_21_2, true),
+          map(0x72, MINECRAFT_1_21_5, true));
       clientbound.register(
           PlayerChatCompletionPacket.class,
           PlayerChatCompletionPacket::new,
@@ -668,7 +690,8 @@ public enum StateRegistry {
           map(0x14, MINECRAFT_1_19_3, true),
           map(0x16, MINECRAFT_1_19_4, true),
           map(0x17, MINECRAFT_1_20_2, true),
-          map(0x18, MINECRAFT_1_20_5, true));
+          map(0x18, MINECRAFT_1_20_5, true),
+          map(0x17, MINECRAFT_1_21_5, true));
       clientbound.register(
           ServerDataPacket.class,
           ServerDataPacket::new,
@@ -679,14 +702,16 @@ public enum StateRegistry {
           map(0x47, MINECRAFT_1_20_2, false),
           map(0x49, MINECRAFT_1_20_3, false),
           map(0x4B, MINECRAFT_1_20_5, false),
-          map(0x50, MINECRAFT_1_21_2, false));
+          map(0x50, MINECRAFT_1_21_2, false),
+          map(0x4F, MINECRAFT_1_21_5, false));
       clientbound.register(
           StartUpdatePacket.class,
           () -> StartUpdatePacket.INSTANCE,
           map(0x65, MINECRAFT_1_20_2, false),
           map(0x67, MINECRAFT_1_20_3, false),
           map(0x69, MINECRAFT_1_20_5, false),
-          map(0x70, MINECRAFT_1_21_2, false));
+          map(0x70, MINECRAFT_1_21_2, false),
+          map(0x6F, MINECRAFT_1_21_5, false));
       clientbound.register(
           BundleDelimiterPacket.class,
           () -> BundleDelimiterPacket.INSTANCE,

proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/brigadier/ArgumentIdentifier.java

@@ -58,6 +58,13 @@ public class ArgumentIdentifier {
     this.versionById = ImmutableMap.copyOf(temp);
   }
 
+  @Override
+  public String toString() {
+    return "ArgumentIdentifier{" +
+        "identifier='" + identifier + '\'' +
+        '}';
+  }
+
   public String getIdentifier() {
     return identifier;
   }

proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/brigadier/ArgumentPropertyRegistry.java

@@ -22,6 +22,7 @@ import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_19_3;
 import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_19_4;
 import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_20_3;
 import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_20_5;
+import static com.velocitypowered.api.network.ProtocolVersion.MINECRAFT_1_21_5;
 import static com.velocitypowered.proxy.protocol.packet.brigadier.ArgumentIdentifier.id;
 import static com.velocitypowered.proxy.protocol.packet.brigadier.ArgumentIdentifier.mapSet;
 import static com.velocitypowered.proxy.protocol.packet.brigadier.DoubleArgumentPropertySerializer.DOUBLE;
@@ -254,17 +255,20 @@ public class ArgumentPropertyRegistry {
     register(id("minecraft:resource_key", mapSet(MINECRAFT_1_20_5, 46), mapSet(MINECRAFT_1_20_3, 45), mapSet(MINECRAFT_1_19_3, 44)),
         RegistryKeyArgumentList.ResourceKey.class,
         RegistryKeyArgumentList.ResourceKey.Serializer.REGISTRY);
+    register(id("minecraft:resource_selector", mapSet(MINECRAFT_1_21_5, 47)),
+        RegistryKeyArgumentList.ResourceSelector.class,
+        RegistryKeyArgumentList.ResourceSelector.Serializer.REGISTRY);
 
-    empty(id("minecraft:template_mirror", mapSet(MINECRAFT_1_20_5, 47), mapSet(MINECRAFT_1_20_3, 46), mapSet(MINECRAFT_1_19, 45))); // 1.19
+    empty(id("minecraft:template_mirror", mapSet(MINECRAFT_1_21_5, 48), mapSet(MINECRAFT_1_20_5, 47), mapSet(MINECRAFT_1_20_3, 46), mapSet(MINECRAFT_1_19, 45))); // 1.19
-    empty(id("minecraft:template_rotation", mapSet(MINECRAFT_1_20_5, 48), mapSet(MINECRAFT_1_20_3, 47), mapSet(MINECRAFT_1_19, 46))); // 1.19
+    empty(id("minecraft:template_rotation", mapSet(MINECRAFT_1_21_5, 49), mapSet(MINECRAFT_1_20_5, 48), mapSet(MINECRAFT_1_20_3, 47), mapSet(MINECRAFT_1_19, 46))); // 1.19
-    empty(id("minecraft:heightmap", mapSet(MINECRAFT_1_20_3, 49), mapSet(MINECRAFT_1_19_4, 47))); // 1.19.4
+    empty(id("minecraft:heightmap", mapSet(MINECRAFT_1_21_5, 50), mapSet(MINECRAFT_1_20_3, 49), mapSet(MINECRAFT_1_19_4, 47))); // 1.19.4
 
-    empty(id("minecraft:uuid", mapSet(MINECRAFT_1_20_5, 53), mapSet(MINECRAFT_1_20_3, 48), mapSet(MINECRAFT_1_19_4, 48),
+    empty(id("minecraft:uuid", mapSet(MINECRAFT_1_21_5, 54),mapSet(MINECRAFT_1_20_5, 53), mapSet(MINECRAFT_1_20_3, 48), mapSet(MINECRAFT_1_19_4, 48),
         mapSet(MINECRAFT_1_19, 47))); // added in 1.16
 
-    empty(id("minecraft:loot_table", mapSet(MINECRAFT_1_20_5, 50)));
+    empty(id("minecraft:loot_table", mapSet(MINECRAFT_1_21_5, 51), mapSet(MINECRAFT_1_20_5, 50)));
-    empty(id("minecraft:loot_predicate", mapSet(MINECRAFT_1_20_5, 51)));
+    empty(id("minecraft:loot_predicate", mapSet(MINECRAFT_1_21_5, 52), mapSet(MINECRAFT_1_20_5, 51)));
-    empty(id("minecraft:loot_modifier", mapSet(MINECRAFT_1_20_5, 52)));
+    empty(id("minecraft:loot_modifier", mapSet(MINECRAFT_1_21_5, 53), mapSet(MINECRAFT_1_20_5, 52)));
 
     // Crossstitch support
     register(id("crossstitch:mod_argument", mapSet(MINECRAFT_1_19, -256)), ModArgumentProperty.class, MOD);

proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/brigadier/RegistryKeyArgumentList.java

@@ -67,23 +67,23 @@ public final class RegistryKeyArgumentList {
     }
   }
 
-  public static class Resource extends RegistryKeyArgument {
+  public static class ResourceSelector extends RegistryKeyArgument {
 
-    public Resource(String identifier) {
+    public ResourceSelector(String identifier) {
       super(identifier);
     }
 
-    public static class Serializer implements ArgumentPropertySerializer<Resource> {
+    public static class Serializer implements ArgumentPropertySerializer<ResourceSelector> {
 
-      static final Resource.Serializer REGISTRY = new Resource.Serializer();
+      static final ResourceSelector.Serializer REGISTRY = new ResourceSelector.Serializer();
 
       @Override
-      public Resource deserialize(ByteBuf buf, ProtocolVersion protocolVersion) {
+      public ResourceSelector deserialize(ByteBuf buf, ProtocolVersion protocolVersion) {
-        return new Resource(ProtocolUtils.readString(buf));
+        return new ResourceSelector(ProtocolUtils.readString(buf));
       }
 
       @Override
-      public void serialize(Resource object, ByteBuf buf, ProtocolVersion protocolVersion) {
+      public void serialize(ResourceSelector object, ByteBuf buf, ProtocolVersion protocolVersion) {
         ProtocolUtils.writeString(buf, object.getIdentifier());
       }
     }

proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/chat/ChatQueue.java

@@ -187,7 +187,7 @@ public class ChatQueue implements AutoCloseable {
     }
 
     public LastSeenMessages createLastSeen() {
-      return new LastSeenMessages(0, lastSeenMessages);
+      return new LastSeenMessages(0, lastSeenMessages, (byte) 0);
     }
   }
 }

proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/chat/LastSeenMessages.java

@@ -17,6 +17,7 @@
 
 package com.velocitypowered.proxy.protocol.packet.chat;
 
+import com.velocitypowered.api.network.ProtocolVersion;
 import com.velocitypowered.proxy.protocol.ProtocolUtils;
 import io.netty.buffer.ByteBuf;
 import java.util.Arrays;
@@ -26,30 +27,38 @@ public class LastSeenMessages {
 
   public static final int WINDOW_SIZE = 20;
   private static final int DIV_FLOOR = -Math.floorDiv(-WINDOW_SIZE, 8);
-  private int offset;
+  private final int offset;
-  private BitSet acknowledged;
+  private final BitSet acknowledged;
+  private byte checksum;
 
   public LastSeenMessages() {
-    this.offset = 0;
+    this(0, new BitSet(), (byte) 0);
-    this.acknowledged = new BitSet();
   }
 
-  public LastSeenMessages(int offset, BitSet acknowledged) {
+  public LastSeenMessages(int offset, BitSet acknowledged, byte checksum) {
     this.offset = offset;
     this.acknowledged = acknowledged;
+    this.checksum = checksum;
   }
 
-  public LastSeenMessages(ByteBuf buf) {
+  public LastSeenMessages(ByteBuf buf, ProtocolVersion protocolVersion) {
     this.offset = ProtocolUtils.readVarInt(buf);
 
     byte[] bytes = new byte[DIV_FLOOR];
     buf.readBytes(bytes);
     this.acknowledged = BitSet.valueOf(bytes);
+
+    if (protocolVersion.noLessThan(ProtocolVersion.MINECRAFT_1_21_5)) {
+      this.checksum = buf.readByte();
+    }
   }
 
-  public void encode(ByteBuf buf) {
+  public void encode(ByteBuf buf, ProtocolVersion protocolVersion) {
     ProtocolUtils.writeVarInt(buf, offset);
     buf.writeBytes(Arrays.copyOf(acknowledged.toByteArray(), DIV_FLOOR));
+    if (protocolVersion.noLessThan(ProtocolVersion.MINECRAFT_1_21_5)) {
+      buf.writeByte(this.checksum);
+    }
   }
 
   public int getOffset() {
@@ -61,14 +70,15 @@ public class LastSeenMessages {
   }
 
   public LastSeenMessages offset(final int offset) {
-    return new LastSeenMessages(this.offset + offset, acknowledged);
+    return new LastSeenMessages(this.offset + offset, acknowledged, checksum);
   }
 
   @Override
   public String toString() {
     return "LastSeenMessages{" +
-            "offset=" + offset +
+        "offset=" + offset +
-            ", acknowledged=" + acknowledged +
+        ", acknowledged=" + acknowledged +
-            '}';
+        ", checksum=" + checksum +
+        '}';
   }
 }

proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/chat/session/SessionPlayerChatPacket.java

@@ -73,7 +73,7 @@ public class SessionPlayerChatPacket implements MinecraftPacket {
     } else {
       this.signature = new byte[0];
     }
-    this.lastSeenMessages = new LastSeenMessages(buf);
+    this.lastSeenMessages = new LastSeenMessages(buf, protocolVersion);
   }
 
   @Override
@@ -86,7 +86,7 @@ public class SessionPlayerChatPacket implements MinecraftPacket {
     if (this.signed) {
       buf.writeBytes(this.signature);
     }
-    this.lastSeenMessages.encode(buf);
+    this.lastSeenMessages.encode(buf, protocolVersion);
   }
 
   @Override

proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/chat/session/SessionPlayerCommandPacket.java

@@ -45,7 +45,7 @@ public class SessionPlayerCommandPacket implements MinecraftPacket {
     this.timeStamp = Instant.ofEpochMilli(buf.readLong());
     this.salt = buf.readLong();
     this.argumentSignatures = new ArgumentSignatures(buf);
-    this.lastSeenMessages = new LastSeenMessages(buf);
+    this.lastSeenMessages = new LastSeenMessages(buf, protocolVersion);
   }
 
   @Override
@@ -54,7 +54,7 @@ public class SessionPlayerCommandPacket implements MinecraftPacket {
     buf.writeLong(this.timeStamp.toEpochMilli());
     buf.writeLong(this.salt);
     this.argumentSignatures.encode(buf);
-    this.lastSeenMessages.encode(buf);
+    this.lastSeenMessages.encode(buf, protocolVersion);
   }
 
   public String getCommand() {