- fixed dummy location generation crashing the tutorial

- gameserver handles exceptions thrown when instantiating a new gamesession
- fixed screwdrivers (and other items that can be held in either hand) going into both hand slots when equipping by double clicking

Subsurface/Source/GameSession/GameModes/Tutorials/BasicTutorial.cs

@@ -283,7 +283,7 @@ namespace Barotrauma.Tutorials
 
             infoBox = CreateInfoFrame("Steer the submarine downwards, heading further into the cavern.");
 
-            while (Submarine.MainSub.WorldPosition.Y > 31900.0f)
+            while (Submarine.MainSub.WorldPosition.Y > 36500.0f)
             {
                 yield return CoroutineStatus.Running;
             }

Subsurface/Source/GameSession/GameSession.cs

@@ -142,7 +142,17 @@ namespace Barotrauma
         {
             dummyLocations = new Location[2];
 
-            MTRandom rand = new MTRandom(ToolBox.StringToInt(GameMain.NetLobbyScreen.LevelSeed));
+            string seed = "";
+            if (GameMain.GameSession != null && GameMain.GameSession.Level != null)
+            {
+                seed = GameMain.GameSession.Level.Seed;
+            }
+            else if (GameMain.NetLobbyScreen != null)
+            {
+                seed = GameMain.NetLobbyScreen.LevelSeed;
+            }
+
+            MTRandom rand = new MTRandom(ToolBox.StringToInt(seed));
             for (int i = 0; i < 2; i++)
             {
                 dummyLocations[i] = Location.CreateRandom(new Vector2((float)rand.NextDouble() * 10000.0f, (float)rand.NextDouble() * 10000.0f));

Subsurface/Source/Items/CharacterInventory.cs

@@ -184,6 +184,11 @@ namespace Barotrauma
                         placed = true;
                     }
                 }
+
+                if (placed)
+                {
+                    return true;
+                }
             }
 
 

Subsurface/Source/Networking/GameServer.cs

@@ -886,22 +886,22 @@ namespace Barotrauma.Networking
 
             roundStartSeed = DateTime.Now.Millisecond;
             Rand.SetSyncedSeed(roundStartSeed);
-            
-            GameMain.GameSession = new GameSession(selectedSub, "", selectedMode, Mission.MissionTypes[GameMain.NetLobbyScreen.MissionTypeIndex]);
 
-            yield return CoroutineStatus.Running;
+            bool couldNotStart = false;
 
             int teamCount = 1;
             int hostTeam = 1;
-            if (GameMain.GameSession.gameMode.Mission != null && 
-                GameMain.GameSession.gameMode.Mission.AssignTeamIDs(connectedClients,out hostTeam))
-            {
-                teamCount = 2;
-            }
 
-            bool couldNotStart = false;
             try
-            {
+            {            
+                GameMain.GameSession = new GameSession(selectedSub, "", selectedMode, Mission.MissionTypes[GameMain.NetLobbyScreen.MissionTypeIndex]);
+
+                if (GameMain.GameSession.gameMode.Mission != null && 
+                    GameMain.GameSession.gameMode.Mission.AssignTeamIDs(connectedClients,out hostTeam))
+                {
+                    teamCount = 2;
+                }
+
                 GameMain.GameSession.StartShift(GameMain.NetLobbyScreen.LevelSeed, teamCount > 1);
             }
 
@@ -914,7 +914,6 @@ namespace Barotrauma.Networking
                 GameMain.NetLobbyScreen.StartButton.Enabled = true;
 
                 couldNotStart = true;
-
             }
 
             if (couldNotStart) yield return CoroutineStatus.Failure;