diff --git a/src/main/java/com/casic/accessControl/marker/dto/MarkerDto.java b/src/main/java/com/casic/accessControl/marker/dto/MarkerDto.java
index 71f67d7..506f31d 100644
--- a/src/main/java/com/casic/accessControl/marker/dto/MarkerDto.java
+++ b/src/main/java/com/casic/accessControl/marker/dto/MarkerDto.java
@@ -339,7 +339,8 @@
     }
 
     private static String doNullChange(Object obj) {
-        return obj==null?"":String.valueOf(obj);
+        String value = obj==null?"":String.valueOf(obj);
+        return value.replace('\n',' ');
     }
 
     public static List<MarkerDto> convert2MarkerDtoList(List<Marker> markers) {