diff --git a/libraries/mogo-map/src/main/java/com/mogo/map/utils/ObjectUtils.java b/libraries/mogo-map/src/main/java/com/mogo/map/utils/ObjectUtils.java
index 108ca4d337..3b987adb29 100644
--- a/libraries/mogo-map/src/main/java/com/mogo/map/utils/ObjectUtils.java
+++ b/libraries/mogo-map/src/main/java/com/mogo/map/utils/ObjectUtils.java
@@ -502,6 +502,7 @@ public class ObjectUtils {
     public static CenterLine transformCenterLine(com.zhidaoauto.map.sdk.open.road.CenterLine centerLine) {
         CenterLine resultCenterLine = null;
         if (centerLine != null) {
+            resultCenterLine = new CenterLine();
             resultCenterLine.setId(centerLine.id);
             resultCenterLine.setLane_id(centerLine.lane_id);
             resultCenterLine.setAngle(centerLine.angle);