diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/AltTask/Awaitable.cs b/Assets/UniGLTF/Runtime/UniGLTF/IO/AltTask/Awaitable.cs
index 802ce2322..545082372 100644
--- a/Assets/UniGLTF/Runtime/UniGLTF/IO/AltTask/Awaitable.cs
+++ b/Assets/UniGLTF/Runtime/UniGLTF/IO/AltTask/Awaitable.cs
@@ -78,15 +78,17 @@ namespace UniGLTF.AltTask
 
         public Awaitable(Task task)
         {
-            if (task.IsFaulted)
-            {
-                throw task.Exception;
-            }
             _task = task;
+            if (_task.Exception != null)
+            {
+                throw _task.Exception;
+            }
         }
 
         public bool IsCompleted => _task.IsCompleted;
 
+        public Exception Exception => _task.Exception;
+
         public IAwaiter GetAwaiter()
         {
             return new Awaiter(this);
@@ -130,6 +132,10 @@ namespace UniGLTF.AltTask
 
         public void GetResult()
         {
+            if (m_task.Exception != null)
+            {
+                throw m_task.Exception;
+            }
         }
 
         public void OnCompleted(Action continuation)
diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/AltTask/GenericAwaitable.cs b/Assets/UniGLTF/Runtime/UniGLTF/IO/AltTask/GenericAwaitable.cs
index 8b4c51bbe..87326a28f 100644
--- a/Assets/UniGLTF/Runtime/UniGLTF/IO/AltTask/GenericAwaitable.cs
+++ b/Assets/UniGLTF/Runtime/UniGLTF/IO/AltTask/GenericAwaitable.cs
@@ -70,11 +70,15 @@ namespace UniGLTF.AltTask
         public Awaitable(Task<T> task)
         {
             _task = task;
+            if (_task.Exception != null)
+            {
+                throw _task.Exception;
+            }
         }
 
-
         public bool IsCompleted => _task.IsCompleted;
         public T Result => _task.Result;
+        public Exception Exception => _task.Exception;
 
         public IAwaiter<T> GetAwaiter()
         {
@@ -110,6 +114,10 @@ namespace UniGLTF.AltTask
 
         public T GetResult()
         {
+            if (m_task.Exception != null)
+            {
+                throw m_task.Exception;
+            }
             return m_task.Result;
         }