From 60937b096bc535aea2da1a6dfda9b4d3a6c275ac Mon Sep 17 00:00:00 2001
From: Paul Chote <pchote@users.noreply.github.com>
Date: Sun, 8 Mar 2015 17:15:00 +0000
Subject: [PATCH] Give a sensible error if LoadScreen/LobbyDefaults is missing.

---
 OpenRA.Game/Manifest.cs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/OpenRA.Game/Manifest.cs b/OpenRA.Game/Manifest.cs
index b01f8f7f14..5c9c5bf591 100644
--- a/OpenRA.Game/Manifest.cs
+++ b/OpenRA.Game/Manifest.cs
@@ -92,8 +92,12 @@ namespace OpenRA
 			Missions = YamlList(yaml, "Missions", true);
 
 			ServerTraits = YamlList(yaml, "ServerTraits");
-			LoadScreen = yaml["LoadScreen"];
-			LobbyDefaults = yaml["LobbyDefaults"];
+
+			if (!yaml.TryGetValue("LoadScreen", out LoadScreen))
+				throw new InvalidDataException("`LoadScreen` section is not defined.");
+
+			if (!yaml.TryGetValue("LobbyDefaults", out LobbyDefaults))
+				throw new InvalidDataException("`LobbyDefaults` section is not defined.");
 
 			Fonts = yaml["Fonts"].ToDictionary(my =>
 				{