diff --git a/src/main/java/club/joylink/rtss/simulation/cbtc/CTC/data/vo/TrackViewVO.java b/src/main/java/club/joylink/rtss/simulation/cbtc/CTC/data/vo/TrackViewVO.java
index 7fb7efa4c..a7231a2be 100644
--- a/src/main/java/club/joylink/rtss/simulation/cbtc/CTC/data/vo/TrackViewVO.java
+++ b/src/main/java/club/joylink/rtss/simulation/cbtc/CTC/data/vo/TrackViewVO.java
@@ -38,6 +38,12 @@ public class TrackViewVO {
 
     public TrackViewVO() {}
 
+    public void addSectionOccupied(String sectionCode, Boolean occupied) {
+        if (sectionOccupiedMap == null)
+            sectionOccupiedMap = new HashMap<>();
+        sectionOccupiedMap.put(sectionCode, occupied);
+    }
+
     public void addLine(String trackCode, LineVO vo) {
         if (trackLineMap == null)
             trackLineMap = new HashMap<>();
@@ -62,7 +68,7 @@ public class TrackViewVO {
             if (!Objects.equals(sectionOccupiedMap.get(section.getCode()), occupied)) {
                 change = true;
                 sectionOccupiedMap.put(section.getCode(), occupied);
-                viewVO.getSectionOccupiedMap().put(section.getCode(), occupied);
+                viewVO.addSectionOccupied(section.getCode(), occupied);
             }
         }
         //分行数据