From 2b3c0d103be6482c4ff757b3f8e6f16327502da3 Mon Sep 17 00:00:00 2001
From: Joonas Rikkonen <poe.regalis@gmail.com>
Date: Mon, 10 Sep 2018 11:40:06 +0300
Subject: [PATCH] Fixed NotImplementedException when attempting to clone linked
 submarines

---
 Barotrauma/BarotraumaShared/Source/Map/LinkedSubmarine.cs | 7 ++++++-
 Barotrauma/BarotraumaShared/Source/Map/MapEntity.cs       | 5 +----
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/Barotrauma/BarotraumaShared/Source/Map/LinkedSubmarine.cs b/Barotrauma/BarotraumaShared/Source/Map/LinkedSubmarine.cs
index 79f4c679d..f0680617d 100644
--- a/Barotrauma/BarotraumaShared/Source/Map/LinkedSubmarine.cs
+++ b/Barotrauma/BarotraumaShared/Source/Map/LinkedSubmarine.cs
@@ -99,7 +99,12 @@ namespace Barotrauma
         {
             return Vector2.Distance(position, WorldPosition) < 50.0f;
         }
-        
+
+        public override MapEntity Clone()
+        {
+            return CreateDummy(Submarine, filePath, Position);
+        }
+
         private void GenerateWallVertices(XElement rootElement)
         {
             List<Vector2> points = new List<Vector2>();
diff --git a/Barotrauma/BarotraumaShared/Source/Map/MapEntity.cs b/Barotrauma/BarotraumaShared/Source/Map/MapEntity.cs
index 200454f55..7ca8efdc1 100644
--- a/Barotrauma/BarotraumaShared/Source/Map/MapEntity.cs
+++ b/Barotrauma/BarotraumaShared/Source/Map/MapEntity.cs
@@ -163,10 +163,7 @@ namespace Barotrauma
             return (Submarine.RectContains(WorldRect, position));
         }
 
-        public virtual MapEntity Clone()
-        {
-            throw new NotImplementedException();
-        }
+        public abstract MapEntity Clone();
 
         public static List<MapEntity> Clone(List<MapEntity> entitiesToClone)
         {