upd2

Author: mdxd44

plugin/src/main/java/net/elytrium/limboapi/protocol/packets/s2c/MapDataPacket.java

@@ -76,7 +76,7 @@ public boolean handle(MinecraftSessionHandler handler) {
   @Override
   public int encodeSizeHint(ProtocolUtils.Direction direction, ProtocolVersion version) {
     return version.noGreaterThan(ProtocolVersion.MINECRAFT_1_7_6)
-        ? 5 + 2 + Byte.BYTES * 3 + 1 + MapData.MAP_DIM_SIZE
+        ? 5 + 2 + Byte.BYTES * 3 + MapData.MAP_DIM_SIZE
         : 5 + Byte.BYTES * 8 + 5 + MapData.MAP_SIZE;
   }
 }

plugin/src/main/java/net/elytrium/limboapi/protocol/packets/s2c/SetChunkCacheCenterPacket.java

@@ -43,6 +43,6 @@ public boolean handle(MinecraftSessionHandler handler) {
 
   @Override
   public int encodeSizeHint(ProtocolUtils.Direction direction, ProtocolVersion version) {
-    return 10;
+    return 5 + 5;
   }
 }