diff --git a/Source/Client/Patches/VTRSyncPatch.cs b/Source/Client/Patches/VTRSyncPatch.cs
index b9282f35..d07b99cb 100644
--- a/Source/Client/Patches/VTRSyncPatch.cs
+++ b/Source/Client/Patches/VTRSyncPatch.cs
@@ -56,8 +56,8 @@ static class VTRSync
     {
         // Special identifier for world map (since it doesn't have a uniqueID like regular maps)
         public const int WorldMapId = -2;
-        public const int InvalidMapIndex = -1;
-        public static int lastMovedToMap = InvalidMapIndex;
+        public const int InvalidMapId = -1;
+        public static int lastMovedToMapId = InvalidMapId;
         public static int lastSentAtTick = -1;
 
         // Vtr rates
@@ -69,18 +69,18 @@ static class VTRSync
         public static void SendViewedMapUpdate(int previous, int current)
         {
             string warn = string.Empty;
-            if (previous != lastMovedToMap)
-                warn = $" mismatch between expected previous map {previous} and last moved to map {lastMovedToMap}";
+            if (previous != lastMovedToMapId)
+                warn = $" mismatch between expected previous map {previous} and last moved to map {lastMovedToMapId}";
             else if (previous == current) return;
             int currentTick = Find.TickManager?.TicksGame ?? 0;
-            MpLog.Debug($"VTR MapSwitchPatch: {lastMovedToMap}->{current} @ tick {currentTick}{warn}");
+            MpLog.Debug($"VTR MapSwitchPatch: {lastMovedToMapId}->{current} @ tick {currentTick}{warn}");
             Multiplayer.Client.SendCommand(CommandType.PlayerCount, ScheduledCommand.Global, ByteWriter.GetBytes(previous, current));
-            lastMovedToMap = current;
+            lastMovedToMapId = current;
         }
 
         public static void Reset()
         {
-            lastMovedToMap = InvalidMapIndex;
+            lastMovedToMapId = InvalidMapId;
         }
     }
 
@@ -94,13 +94,13 @@ static void Prefix(Map value)
             try
             {
                 // WorldRenderModePatch will handle it
-                if (VTRSync.lastMovedToMap == VTRSync.WorldMapId) return;
-                int previousMap = GetPreviousMapIndex();
-                int newMap = value?.uniqueID ?? VTRSync.InvalidMapIndex;
+                if (VTRSync.lastMovedToMapId == VTRSync.WorldMapId) return;
+                int previousMap = GetPreviousMapId();
+                int newMap = value?.uniqueID ?? VTRSync.InvalidMapId;
                 int currentTick = Find.TickManager?.TicksGame ?? 0;
 
                 if (previousMap == newMap) return;
-                if (VTRSync.lastMovedToMap == newMap && currentTick == VTRSync.lastSentAtTick) return;
+                if (VTRSync.lastMovedToMapId == newMap && currentTick == VTRSync.lastSentAtTick) return;
 
                 VTRSync.SendViewedMapUpdate(previousMap, newMap);
                 VTRSync.lastSentAtTick = currentTick;
@@ -111,16 +111,16 @@ static void Prefix(Map value)
             }
         }
 
-        private static int GetPreviousMapIndex()
+        private static int GetPreviousMapId()
         {
             bool currentMapIsRemovedAndWasLatestMap = Current.Game.currentMapIndex >= Find.Maps.Count;
 
             if (currentMapIsRemovedAndWasLatestMap)
             {
-                return VTRSync.InvalidMapIndex;
+                return VTRSync.InvalidMapId;
             }
 
-            return Find.CurrentMap?.uniqueID ?? VTRSync.InvalidMapIndex;
+            return Find.CurrentMap?.uniqueID ?? VTRSync.InvalidMapId;
         }
     }
 
@@ -138,16 +138,16 @@ static void Postfix(WorldRenderMode __result)
                 // Detect transition to world map (Planet mode)
                 if (__result == WorldRenderMode.Planet && lastRenderMode != WorldRenderMode.Planet)
                 {
-                    if (VTRSync.lastMovedToMap != VTRSync.InvalidMapIndex && VTRSync.lastMovedToMap != VTRSync.WorldMapId)
+                    if (VTRSync.lastMovedToMapId != VTRSync.InvalidMapId && VTRSync.lastMovedToMapId != VTRSync.WorldMapId)
                     {
-                        VTRSync.SendViewedMapUpdate(VTRSync.lastMovedToMap, VTRSync.WorldMapId);
+                        VTRSync.SendViewedMapUpdate(VTRSync.lastMovedToMapId, VTRSync.WorldMapId);
                     }
                 }
                 // Detect transition back to tile map
                 else if (__result != WorldRenderMode.Planet && lastRenderMode == WorldRenderMode.Planet)
                 {
-                    var newMap = Find.CurrentMap?.uniqueID ?? VTRSync.InvalidMapIndex;
-                    if (newMap != VTRSync.InvalidMapIndex && VTRSync.lastMovedToMap == VTRSync.WorldMapId)
+                    var newMap = Find.CurrentMap?.uniqueID ?? VTRSync.InvalidMapId;
+                    if (newMap != VTRSync.InvalidMapId && VTRSync.lastMovedToMapId == VTRSync.WorldMapId)
                     {
                         VTRSync.SendViewedMapUpdate(VTRSync.WorldMapId, newMap);
                     }
diff --git a/Source/Common/Networking/State/ServerPlayingState.cs b/Source/Common/Networking/State/ServerPlayingState.cs
index 3c9f9f1e..c0a11653 100644
--- a/Source/Common/Networking/State/ServerPlayingState.cs
+++ b/Source/Common/Networking/State/ServerPlayingState.cs
@@ -51,12 +51,12 @@ public void HandleClientCommand(ByteReader data)
             if (cmd == CommandType.PlayerCount)
             {
                 ByteReader reader = new ByteReader(extra);
-                var prevMap = reader.ReadInt32();
-                var newMap = reader.ReadInt32();
-                if (Player.currentMap != prevMap)
-                    ServerLog.Error($"Inconsistent player {Player.Username} map. Last known map: {Player.currentMap}, " +
-                                    $"however received command with transition: {prevMap} -> {newMap}");
-                Player.currentMap = newMap;
+                var prevMapId = reader.ReadInt32();
+                var newMapId = reader.ReadInt32();
+                if (Player.currentMapId != prevMapId)
+                    ServerLog.Error($"Inconsistent player {Player.Username} map. Last known map: {Player.currentMapId}, " +
+                                    $"however received command with transition: {prevMapId} -> {newMapId}");
+                Player.currentMapId = newMapId;
             }
 
             // todo check if map id is valid for the player
diff --git a/Source/Common/PlayerManager.cs b/Source/Common/PlayerManager.cs
index aacd3ff2..457baf45 100644
--- a/Source/Common/PlayerManager.cs
+++ b/Source/Common/PlayerManager.cs
@@ -1,4 +1,4 @@
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
 using System.Net;
@@ -84,9 +84,9 @@ public void SetDisconnected(ConnectionBase conn, MpDisconnectReason reason)
             if (player.hasJoined)
             {
                 // Send PlayerCount command to remove the player from their last known map
-                if (player.currentMap != -1)
+                if (player.currentMapId != -1)
                 {
-                    byte[] playerCountData = ByteWriter.GetBytes(player.currentMap, -1); // previousMap: player's map, newMap: -1 (disconnected)
+                    byte[] playerCountData = ByteWriter.GetBytes(player.currentMapId, -1); // previousMap: player's map, newMap: -1 (disconnected)
                     server.commands.Send(CommandType.PlayerCount, ScheduledCommand.NoFaction, ScheduledCommand.Global, playerCountData);
                 }
                 // todo check player.IsPlaying?
diff --git a/Source/Common/ServerPlayer.cs b/Source/Common/ServerPlayer.cs
index 14b35e42..3dd89906 100644
--- a/Source/Common/ServerPlayer.cs
+++ b/Source/Common/ServerPlayer.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Diagnostics;
 using System.Linq;
 
@@ -31,7 +31,7 @@ public class ServerPlayer : IChatSource
         public int unfrozenAt;
 
         // Track which map the player is currently on
-        public int currentMap = -1;
+        public int currentMapId = -1;
 
         public string Username => conn.username;
         public int Latency => conn.Latency;