diff --git a/src/main/java/club/joylink/rtss/services/cgy/CgyStatsService.java b/src/main/java/club/joylink/rtss/services/cgy/CgyStatsService.java
index 890c5d50d..95cbadef7 100644
--- a/src/main/java/club/joylink/rtss/services/cgy/CgyStatsService.java
+++ b/src/main/java/club/joylink/rtss/services/cgy/CgyStatsService.java
@@ -122,10 +122,12 @@ public class CgyStatsService {
   public void syncUserSimulationUsing(UserSimulationRecordEvent event) {
     UserSimulationRecord record = event.getRecord();
     CgyStatsBO cgyStatsBO = functionStatsMap.get(record.getFunctionId());
-    cgyStatsBO.getVisitor().incrementAndGet();
-    cgyStatsBO.getUserSet().add(record.getUserId());
-    cgyStatsBO.getDuration().addAndGet(record.getDuration());
-    cgyStatsBO.getChange().set(true);
+    if (Objects.nonNull(cgyStatsBO)) {
+      cgyStatsBO.getVisitor().incrementAndGet();
+      cgyStatsBO.getUserSet().add(record.getUserId());
+      cgyStatsBO.getDuration().addAndGet(record.getDuration());
+      cgyStatsBO.getChange().set(true);
+    }
   }
 
   /**