From ee324f4bde7ffdf9f927fc665b7b0c9957aa1c86 Mon Sep 17 00:00:00 2001
From: pharan <johndygit@live.com.ph>
Date: Mon, 29 Aug 2016 17:17:28 +0800
Subject: [PATCH] [unity] Make SkeletonDataAsset safer to create at runtime.

---
 .../Assets/spine-unity/Asset Types/SkeletonDataAsset.cs      | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/spine-unity/Assets/spine-unity/Asset Types/SkeletonDataAsset.cs b/spine-unity/Assets/spine-unity/Asset Types/SkeletonDataAsset.cs
index da8629261..2a06f8bd5 100644
--- a/spine-unity/Assets/spine-unity/Asset Types/SkeletonDataAsset.cs	
+++ b/spine-unity/Assets/spine-unity/Asset Types/SkeletonDataAsset.cs	
@@ -161,6 +161,11 @@ namespace Spine.Unity {
 				return;
 
 			stateData.DefaultMix = defaultMix;
+
+			// For compatibility with runtime-instantiated SkeletonDataAsset.
+			if (fromAnimation == null || toAnimation == null)
+				return;
+
 			for (int i = 0, n = fromAnimation.Length; i < n; i++) {
 				if (fromAnimation[i].Length == 0 || toAnimation[i].Length == 0)
 					continue;