- Some of the non-game-crashing error messages are sent to GameAnalytics.

- Changed crash severity from Error to Critical.
- Exception handling when loading submarine preview images.
- Checking if position is valid in Ragdoll.SetPosition.

Barotrauma/BarotraumaClient/Source/Screens/NetLobbyScreen.cs

@@ -737,8 +737,20 @@ namespace Barotrauma
             //hash will be null if opening the sub file failed -> don't select the sub
             if (string.IsNullOrWhiteSpace(hash))
             {
-                (component as GUITextBlock).TextColor = Color.DarkRed * 0.8f;
-                component.CanBeFocused = false;
+                if (component is GUITextBlock textBlock)
+                {
+                    textBlock.TextColor = Color.DarkRed * 0.8f;
+                    textBlock.CanBeFocused = false;
+                }
+                else
+                {
+                    DebugConsole.ThrowError("Failed to select submarine. Selected GUIComponent was of the type \"" + (component == null ? "null" : component.GetType().ToString()) + "\".");
+                    GameAnalyticsManager.AddErrorEventOnce(
+                        "NetLobbyScreen.SelectSub:InvalidComponent", 
+                        GameAnalyticsSDK.Net.EGAErrorSeverity.Error,
+                        "Failed to select submarine. Selected GUIComponent was of the type \"" + (component == null ? "null" : component.GetType().ToString()) + "\".");
+                }
+
 
                 StartButton.Enabled = false;