Update AssetSystem

Assets/YooAsset/Runtime/AssetSystem/Handles/SubAssetsOperationHandle.cs

@@ -86,7 +86,7 @@ namespace YooAsset
 					return asset as TObject;
 			}
 
-			YooLogger.Warning($"Not found sub asset {assetName} in {_provider.AssetPath}");
+			YooLogger.Warning($"Not found sub asset object : {assetName}");
 			return null;
 		}
 	}

Assets/YooAsset/Runtime/AssetSystem/Operations/RawFileOperation.cs

@@ -95,13 +95,21 @@ namespace YooAsset
 			// 4. 检测文件
 			if (_steps == ESteps.CheckFile)
 			{
-				// 注意：本地已经存在的文件不保证完整性
+				// 注意：如果原生文件已经存在，则验证其完整性
 				if (File.Exists(_savePath))
+				{
+					bool result = DownloadSystem.CheckContentIntegrity(_savePath, _bundleInfo.SizeBytes, _bundleInfo.CRC);
+					if (result)
 					{
 						_steps = ESteps.Done;
 						Status = EOperationStatus.Succeed;
 						return;
 					}
+					else
+					{
+						File.Delete(_savePath);
+					}
+				}
 
 				if (_bundleInfo.IsBuildinJarFile())
 				{