diff --git a/Component/RenderManager.cs b/Component/RenderManager.cs
index 9367fdc..a33c425 100644
--- a/Component/RenderManager.cs
+++ b/Component/RenderManager.cs
@@ -22,7 +22,8 @@ namespace ADOFAIRenderer.Component
         private static GameObject? _debugMonitorObj;
         private static GameObject? _escapeHandlerObj;
         private static string? _currentOutPath;
-        
+
+        private static bool _isRenderCancelled = false;
         public static RenderSettings Configuration;
 
         public struct RenderSettings
@@ -291,6 +292,11 @@ namespace ADOFAIRenderer.Component
                             continue;
                         }
 
+                        if (_isRenderCancelled)
+                        {
+                            break;
+                        }
+
                         if (EndRequested)
                         {
                             bool hasMore;
@@ -319,6 +325,8 @@ namespace ADOFAIRenderer.Component
         public void CancelRender()
         {
             RenderMod.IsRendering = RenderMod.IsCapturing = false;
+            _isRenderCancelled = true;
+            
             StopFFmpeg(false);
             EndRender();
         }
@@ -353,6 +361,8 @@ namespace ADOFAIRenderer.Component
                     }
                     ImageQueue.Clear();
                 }
+                
+                RenderMod.FrameReader?.Dispose();
 
                 // 디버그 모니터 UI 정리
                 if (_debugMonitorObj)
@@ -423,6 +433,7 @@ namespace ADOFAIRenderer.Component
             GCS.customLevelPaths = null;
             GCS.customLevelId = null;
             
+            RenderMod.FrameReader?.Dispose();
             ADOBase.loader.LoadSceneWithTransition(WipeDirection.StartsFromRight, "scnEditor");
         }
     }
diff --git a/Util/FrameReader.cs b/Util/FrameReader.cs
index 695d47d..992e6bc 100644
--- a/Util/FrameReader.cs
+++ b/Util/FrameReader.cs
@@ -104,6 +104,12 @@ namespace ADOFAIRenderer.Util
 
         private void RecycleState(ReadbackRequestState state)
         {
+            if (!_isInitialized)
+            {
+                state.Dispose();
+                return;
+            }
+            
             state.Recycle();
             lock (_poolLock)
             {