diff --git a/FTSources/FTEditor/Sources/Postprocessors/SwfAssetPostprocessor.cs b/FTSources/FTEditor/Sources/Postprocessors/SwfAssetPostprocessor.cs
index 1a86985..18520a4 100644
--- a/FTSources/FTEditor/Sources/Postprocessors/SwfAssetPostprocessor.cs
+++ b/FTSources/FTEditor/Sources/Postprocessors/SwfAssetPostprocessor.cs
@@ -273,6 +273,7 @@ namespace FTEditor.Postprocessors {
 				SwfEditorUtils.LoadOrCreateAsset<SwfClipAsset>(clip_asset_path, (new_clip_asset, created) => {
 					ConfigureClipAsset(new_clip_asset, asset, data, symbol);
 					asset.Clips.Add(new_clip_asset);
+					return true;
 				});
 			}
 		}
diff --git a/FTSources/FTEditor/Sources/Postprocessors/SwfPostprocessor.cs b/FTSources/FTEditor/Sources/Postprocessors/SwfPostprocessor.cs
index dd992e0..67bf7c8 100644
--- a/FTSources/FTEditor/Sources/Postprocessors/SwfPostprocessor.cs
+++ b/FTSources/FTEditor/Sources/Postprocessors/SwfPostprocessor.cs
@@ -43,19 +43,21 @@ namespace FTEditor.Postprocessors {
 					swf_asset.Settings   = default_settings;
 					swf_asset.Overridden = default_settings;
 				}
-				SafeLoadSwfAsset(swf_path, swf_asset);
+				return SafeLoadSwfAsset(swf_path, swf_asset);
 			});
 		}
 
-		static void SafeLoadSwfAsset(string swf_path, SwfAsset swf_asset) {
+		static bool SafeLoadSwfAsset(string swf_path, SwfAsset swf_asset) {
 			try {
 				var new_data         = LoadSwfAssetData(swf_path);
 				swf_asset.Data       = SwfEditorUtils.CompressAsset(new_data);
 				swf_asset.Converting = new SwfAsset.ConvertingState();
+				return true;
 			} catch ( Exception e ) {
 				Debug.LogErrorFormat(
 					"<b>[FlashTools]</b> Parsing swf error: {0}",
 					e.Message);
+				return false;
 			}
 		}
 
diff --git a/FTSources/FTEditor/Sources/SwfEditorUtils.cs b/FTSources/FTEditor/Sources/SwfEditorUtils.cs
index e5f4e2f..93b43df 100644
--- a/FTSources/FTEditor/Sources/SwfEditorUtils.cs
+++ b/FTSources/FTEditor/Sources/SwfEditorUtils.cs
@@ -147,17 +147,22 @@ namespace FTEditor {
 			return holder;
 		}
 
-		public static T LoadOrCreateAsset<T>(string asset_path, System.Action<T, bool> act) where T : ScriptableObject {
+		public static T LoadOrCreateAsset<T>(string asset_path, System.Func<T, bool, bool> act) where T : ScriptableObject {
 			var asset = AssetDatabase.LoadAssetAtPath<T>(asset_path);
 			if ( asset ) {
-				act(asset, false);
-				EditorUtility.SetDirty(asset);
+				if ( act(asset, false) ) {
+					EditorUtility.SetDirty(asset);
+					AssetDatabase.ImportAsset(asset_path);
+				}
 			} else {
 				asset = ScriptableObject.CreateInstance<T>();
-				act(asset, true);
-				AssetDatabase.CreateAsset(asset, asset_path);
+				if ( act(asset, true) ) {
+					AssetDatabase.CreateAsset(asset, asset_path);
+					AssetDatabase.ImportAsset(asset_path);
+				} else {
+					ScriptableObject.DestroyImmediate(asset);
+				}
 			}
-			AssetDatabase.ImportAsset(asset_path);
 			return asset;
 		}