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src/Nazara/Utility/Animation.cpp

@@ -34,6 +34,12 @@ namespace Nz
 			return false;
 		}
 
+		if (!skeleton)
+		{
+			NazaraError("You must set a valid skeleton to load an animation");
+			return false;
+		}
+
 		return true;
 	}
 

src/Nazara/Utility/Skeleton.cpp

@@ -140,7 +140,8 @@ namespace Nz
 			UpdateJointMap();
 
 		auto it = m_impl->jointMap.find(jointName);
-		NazaraAssert(it != m_impl->jointMap.end(), "joint not found");
+		if (it == m_impl->jointMap.end())
+			return InvalidJointIndex;
 
 		return it->second;
 	}