diff --git a/src/main/java/com/xydl/cac/model/SanbizhiModel.java b/src/main/java/com/xydl/cac/model/SanbizhiModel.java
index c392453..56065df 100644
--- a/src/main/java/com/xydl/cac/model/SanbizhiModel.java
+++ b/src/main/java/com/xydl/cac/model/SanbizhiModel.java
@@ -24,17 +24,20 @@ public class SanbizhiModel {
         Iterator<String> it = map.keySet().iterator();
         while (it.hasNext()) {
             String key = it.next();
+            Object value = map.get(key);
             String name = key.toLowerCase();
-            if (name.contains("c2h2")) {
-                c2h2 = Float.parseFloat(map.get(key).toString());
-            } else if (name.contains("c2h4")) {
-                c2h4 = Float.parseFloat(map.get(key).toString());
-            } else if (name.contains("ch4")) {
-                ch4 = Float.parseFloat(map.get(key).toString());
-            } else if (name.contains("h2")) {
-                h2 = Float.parseFloat(map.get(key).toString());
-            } else if (name.contains("c2h6")) {
-                c2h6 = Float.parseFloat(map.get(key).toString());
+            if (value != null) {
+                if (name.contains("c2h2")) {
+                    c2h2 = Float.parseFloat(value.toString());
+                } else if (name.contains("c2h4")) {
+                    c2h4 = Float.parseFloat(value.toString());
+                } else if (name.contains("ch4")) {
+                    ch4 = Float.parseFloat(value.toString());
+                } else if (name.contains("h2")) {
+                    h2 = Float.parseFloat(value.toString());
+                } else if (name.contains("c2h6")) {
+                    c2h6 = Float.parseFloat(value.toString());
+                }
             }
         }
         if (c2h2 == null || c2h4 == null || ch4 == null || h2 == null || c2h6 == null) {
diff --git a/src/main/java/com/xydl/cac/service/impl/NSensorServiceImpl.java b/src/main/java/com/xydl/cac/service/impl/NSensorServiceImpl.java
index d29a09e..8526cb5 100644
--- a/src/main/java/com/xydl/cac/service/impl/NSensorServiceImpl.java
+++ b/src/main/java/com/xydl/cac/service/impl/NSensorServiceImpl.java
@@ -215,7 +215,11 @@ public class NSensorServiceImpl implements NSensorService {
             if (result.getContent() != null) {
                 for (Map<String, Object> map : result.getContent()) {
                     SanbizhiModel sanbizhi = new SanbizhiModel();
-                    sanbizhi.build(map);
+                    try {
+                        sanbizhi.build(map);
+                    } catch (Exception ignore) {
+                        sanbizhi.setStatus("有异常数据");
+                    }
                     map.put("sanbizhi", sanbizhi);
                 }
             }