diff --git a/Assets/YooAsset/Editor/AssetBundleBuilder/BuildSystem/BuildRunner.cs b/Assets/YooAsset/Editor/AssetBundleBuilder/BuildSystem/BuildRunner.cs
index fd03c9f..9cc3e67 100644
--- a/Assets/YooAsset/Editor/AssetBundleBuilder/BuildSystem/BuildRunner.cs
+++ b/Assets/YooAsset/Editor/AssetBundleBuilder/BuildSystem/BuildRunner.cs
@@ -37,14 +37,16 @@ namespace YooAsset.Editor
 				{
 					_buildWatch = Stopwatch.StartNew();
 					var taskAttribute = task.GetType().GetCustomAttribute<TaskAttribute>();
-					BuildLogger.Log($"---------------------------------------->{taskAttribute.Desc}<---------------------------------------");
+					if (taskAttribute != null)
+						BuildLogger.Log($"---------------------------------------->{taskAttribute.Desc}<---------------------------------------");
 					task.Run(context);
 					_buildWatch.Stop();
 
 					// 统计耗时
 					int seconds = GetBuildSeconds();
 					TotalSeconds += seconds;
-					BuildLogger.Log($"{taskAttribute.Desc}耗时：{seconds}秒");
+					if (taskAttribute != null)
+						BuildLogger.Log($"{taskAttribute.Desc}耗时：{seconds}秒");
 				}
 				catch (Exception e)
 				{
diff --git a/Assets/YooAsset/Editor/EditorTools.cs b/Assets/YooAsset/Editor/EditorTools.cs
index 8b33a51..a03830f 100644
--- a/Assets/YooAsset/Editor/EditorTools.cs
+++ b/Assets/YooAsset/Editor/EditorTools.cs
@@ -582,7 +582,7 @@ namespace YooAsset.Editor
 		/// <param name="key">关键字</param>
 		/// <param name="includeKey">分割的结果里是否包含关键字</param>
 		/// <param name="searchBegin">是否使用初始匹配的位置，否则使用末尾匹配的位置</param>
-		private static string Substring(string content, string key, bool includeKey, bool firstMatch = true)
+		public static string Substring(string content, string key, bool includeKey, bool firstMatch = true)
 		{
 			if (string.IsNullOrEmpty(key))
 				return content;