diff --git a/MVMCore/MVMCore/Models/Model/ModelRegistry.swift b/MVMCore/MVMCore/Models/Model/ModelRegistry.swift
index b0246fe..a141ed4 100644
--- a/MVMCore/MVMCore/Models/Model/ModelRegistry.swift
+++ b/MVMCore/MVMCore/Models/Model/ModelRegistry.swift
@@ -65,13 +65,17 @@ extension KeyedDecodingContainer where Key: CodingKey {
     
     
     public func decodeArrayIfPresent<C:CodingKey>(codingKey: KeyedDecodingContainer<K>.Key, typeCodingKey: C) throws -> [Model]? {
-        
-        var unkeyedContainer = try nestedUnkeyedContainer(forKey: codingKey)
+        var unkeyedContainer: UnkeyedDecodingContainer?
+        do {
+            unkeyedContainer = try nestedUnkeyedContainer(forKey: codingKey)
+        } catch {
+            return nil
+        }
         var otherUnkeyedContainer = try nestedUnkeyedContainer(forKey: codingKey)
         var attributes = [Model.Type]()
-        while !unkeyedContainer.isAtEnd {
+        while !unkeyedContainer!.isAtEnd {
 
-            let meta = try unkeyedContainer.nestedContainer(keyedBy: C.self)
+            let meta = try unkeyedContainer!.nestedContainer(keyedBy: C.self)
             guard let type = try meta.decodeIfPresent(String.self, forKey: typeCodingKey) else {
                 return nil
             }