diff --git a/src/main/java/org/redkale/schedule/ScheduleEvent.java b/src/main/java/org/redkale/schedule/ScheduleEvent.java
index d0132d8cc..33d393f5a 100644
--- a/src/main/java/org/redkale/schedule/ScheduleEvent.java
+++ b/src/main/java/org/redkale/schedule/ScheduleEvent.java
@@ -19,7 +19,7 @@ import org.redkale.util.Utility;
  *
  * @since 2.8.0
  */
-public class ScheduleEvent {
+public final class ScheduleEvent {
 
     private final Map<String, Object> map;
 
@@ -71,6 +71,6 @@ public class ScheduleEvent {
 
     @Override
     public String toString() {
-        return JsonConvert.root().convertTo(this);
+        return JsonConvert.root().convertTo(map);
     }
 }
diff --git a/src/main/java/org/redkale/schedule/spi/ScheduleManagerService.java b/src/main/java/org/redkale/schedule/spi/ScheduleManagerService.java
index b7838089d..c12fe3c41 100644
--- a/src/main/java/org/redkale/schedule/spi/ScheduleManagerService.java
+++ b/src/main/java/org/redkale/schedule/spi/ScheduleManagerService.java
@@ -157,7 +157,7 @@ public class ScheduleManagerService implements ScheduleManager, Service {
                     }
                     methodKeys.add(mk);
                     if (method.getParameterCount() != 0
-                        && (method.getParameterCount() == 1 && method.getParameterTypes()[0] == ScheduleEvent.class)) {
+                        && !(method.getParameterCount() == 1 && method.getParameterTypes()[0] == ScheduleEvent.class)) {
                         throw new RedkaleException("@" + Scheduled.class.getSimpleName() + " must be on non-parameter or "
                             + ScheduleEvent.class.getSimpleName() + "-parameter method, but on " + method);
                     }
@@ -247,12 +247,15 @@ public class ScheduleManagerService implements ScheduleManager, Service {
                         if (event == null) {
                             rs = mh.invoke(obj);
                         } else {
-                            rs = mh.invoke(obj, event.clear());
+                            rs = mh.invoke(obj, event);
                         }
                     }
                 } catch (Throwable t) {
                     logger.log(Level.SEVERE, "schedule task error", t);
                 }
+                if (event != null) {
+                    event.clear();
+                }
                 return rs;
             };
         } catch (IllegalAccessException e) {