diff --git a/Falcon.SugarApi/TimedBackgroundTask/TimedTask.cs b/Falcon.SugarApi/TimedBackgroundTask/TimedTask.cs
index 6a28a24..8000939 100644
--- a/Falcon.SugarApi/TimedBackgroundTask/TimedTask.cs
+++ b/Falcon.SugarApi/TimedBackgroundTask/TimedTask.cs
@@ -1,6 +1,7 @@
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
 using System;
+using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 
@@ -65,10 +66,14 @@ namespace Falcon.SugarApi.TimedBackgroundTask
         /// </summary>
         protected virtual void OnCompleted(TimedTask t,CancellationToken stoppingToken) { }
         /// <summary>
-        /// 执行中发生未处理异常
+        /// 执行中发生未处理异常。返回True任务会继续执行，False则任务退出。
         /// </summary>
         protected virtual bool OnException(TimedTask t,Exception ex,CancellationToken stoppingToken) {
-            return false;
+            StringBuilder sb = new();
+            sb.AppendLine($"运行后台任务发生未处理的异常，后台任务会继续执行，异常信息可能会重复出现！");
+            sb.AppendLine(ex.ToString());
+            this.Logger?.LogError(sb.ToString());
+            return true;
         }
         /// <summary>
         /// 系统服务
@@ -115,7 +120,9 @@ namespace Falcon.SugarApi.TimedBackgroundTask
                     }
                 }
                 catch(Exception ex) {
-                    this.OnException(this,ex,stoppingToken);
+                    if(!this.OnException(this,ex,stoppingToken)) {
+                        break;
+                    }
                 }
                 SetNextTick();
                 this._isRunning = false;