diff --git a/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java b/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
index 0199778..6b5a8fd 100644
--- a/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
+++ b/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
@@ -33,6 +33,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.dao.DataAccessException;
 import org.springframework.dao.DuplicateKeyException;
 import org.springframework.stereotype.Controller;
 import org.springframework.validation.BindingResult;
@@ -236,9 +237,9 @@
     }
 
     private ResponseData catchMybatisPlusException(Exception e, String errorMsg) {
-        if (e instanceof MybatisPlusException) {
-            MybatisPlusException mybatisPlusException = (MybatisPlusException) e;
-            String message = mybatisPlusException.getCause().getCause().getCause().getMessage();
+        if (e instanceof DataAccessException) {
+            DataAccessException mybatisPlusException = (DataAccessException) e;
+            String message = mybatisPlusException.getRootCause().getMessage();
             if (message.contains("Duplicate entry '")) {
                 return new ErrorResponseData("设备编号重复:" + message.replaceAll("Duplicate entry '", "").replaceAll("' for key 'DEVCODE'", ""));
             }

diff --git a/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java b/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
index 0199778..6b5a8fd 100644
--- a/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
+++ b/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
@@ -33,6 +33,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.dao.DataAccessException;
 import org.springframework.dao.DuplicateKeyException;
 import org.springframework.stereotype.Controller;
 import org.springframework.validation.BindingResult;
@@ -236,9 +237,9 @@
     }
 
     private ResponseData catchMybatisPlusException(Exception e, String errorMsg) {
-        if (e instanceof MybatisPlusException) {
-            MybatisPlusException mybatisPlusException = (MybatisPlusException) e;
-            String message = mybatisPlusException.getCause().getCause().getCause().getMessage();
+        if (e instanceof DataAccessException) {
+            DataAccessException mybatisPlusException = (DataAccessException) e;
+            String message = mybatisPlusException.getRootCause().getMessage();
             if (message.contains("Duplicate entry '")) {
                 return new ErrorResponseData("设备编号重复:" + message.replaceAll("Duplicate entry '", "").replaceAll("' for key 'DEVCODE'", ""));
             }
diff --git a/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java b/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java
index 3d7d1eb..edc076a 100644
--- a/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java
+++ b/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java
@@ -133,7 +133,7 @@
     private ResponseData catchMybatisPlusException(Exception e, String errorMsg) {
         if (e instanceof DataAccessException) {
             DataAccessException mybatisPlusException = (DataAccessException) e;
-            String message = mybatisPlusException.getCause().getCause().getCause().getMessage();
+            String message =mybatisPlusException.getRootCause().getMessage();
             if (message.contains("Duplicate entry '")) {
                 return new ErrorResponseData("集中器编号重复:" + message.replaceAll("Duplicate entry '", "").replaceAll("' for key 'CONCENCODE'", ""));
             }

diff --git a/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java b/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
index 0199778..6b5a8fd 100644
--- a/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
+++ b/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
@@ -33,6 +33,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.dao.DataAccessException;
 import org.springframework.dao.DuplicateKeyException;
 import org.springframework.stereotype.Controller;
 import org.springframework.validation.BindingResult;
@@ -236,9 +237,9 @@
     }
 
     private ResponseData catchMybatisPlusException(Exception e, String errorMsg) {
-        if (e instanceof MybatisPlusException) {
-            MybatisPlusException mybatisPlusException = (MybatisPlusException) e;
-            String message = mybatisPlusException.getCause().getCause().getCause().getMessage();
+        if (e instanceof DataAccessException) {
+            DataAccessException mybatisPlusException = (DataAccessException) e;
+            String message = mybatisPlusException.getRootCause().getMessage();
             if (message.contains("Duplicate entry '")) {
                 return new ErrorResponseData("设备编号重复:" + message.replaceAll("Duplicate entry '", "").replaceAll("' for key 'DEVCODE'", ""));
             }
diff --git a/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java b/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java
index 3d7d1eb..edc076a 100644
--- a/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java
+++ b/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java
@@ -133,7 +133,7 @@
     private ResponseData catchMybatisPlusException(Exception e, String errorMsg) {
         if (e instanceof DataAccessException) {
             DataAccessException mybatisPlusException = (DataAccessException) e;
-            String message = mybatisPlusException.getCause().getCause().getCause().getMessage();
+            String message =mybatisPlusException.getRootCause().getMessage();
             if (message.contains("Duplicate entry '")) {
                 return new ErrorResponseData("集中器编号重复:" + message.replaceAll("Duplicate entry '", "").replaceAll("' for key 'CONCENCODE'", ""));
             }
diff --git a/casic-device/src/main/java/com/casic/missiles/modular/web/controller/BusNbDeviceController.java b/casic-device/src/main/java/com/casic/missiles/modular/web/controller/BusNbDeviceController.java
index 0d467a9..d95ef9b 100644
--- a/casic-device/src/main/java/com/casic/missiles/modular/web/controller/BusNbDeviceController.java
+++ b/casic-device/src/main/java/com/casic/missiles/modular/web/controller/BusNbDeviceController.java
@@ -11,6 +11,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.dao.DataAccessException;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
@@ -263,9 +264,9 @@
     }
 
     private ResponseData catchMybatisPlusException(Exception e, String errorMsg) {
-        if (e instanceof MybatisPlusException) {
-            MybatisPlusException mybatisPlusException = (MybatisPlusException) e;
-            String message = mybatisPlusException.getCause().getCause().getCause().getMessage();
+        if (e instanceof DataAccessException) {
+            DataAccessException mybatisPlusException = (DataAccessException) e;
+            String message = mybatisPlusException.getRootCause().getMessage();
             if (message.contains("Duplicate entry '")) {
                 return new ErrorResponseData("设备编号或唯一标识重复");
             }

diff --git a/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java b/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
index 0199778..6b5a8fd 100644
--- a/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
+++ b/casic-device/src/main/java/com/casic/missiles/modular/system/controller/DeviceController.java
@@ -33,6 +33,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.dao.DataAccessException;
 import org.springframework.dao.DuplicateKeyException;
 import org.springframework.stereotype.Controller;
 import org.springframework.validation.BindingResult;
@@ -236,9 +237,9 @@
     }
 
     private ResponseData catchMybatisPlusException(Exception e, String errorMsg) {
-        if (e instanceof MybatisPlusException) {
-            MybatisPlusException mybatisPlusException = (MybatisPlusException) e;
-            String message = mybatisPlusException.getCause().getCause().getCause().getMessage();
+        if (e instanceof DataAccessException) {
+            DataAccessException mybatisPlusException = (DataAccessException) e;
+            String message = mybatisPlusException.getRootCause().getMessage();
             if (message.contains("Duplicate entry '")) {
                 return new ErrorResponseData("设备编号重复:" + message.replaceAll("Duplicate entry '", "").replaceAll("' for key 'DEVCODE'", ""));
             }
diff --git a/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java b/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java
index 3d7d1eb..edc076a 100644
--- a/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java
+++ b/casic-device/src/main/java/com/casic/missiles/modular/system/service/impl/BusConcentratorServiceImpl.java
@@ -133,7 +133,7 @@
     private ResponseData catchMybatisPlusException(Exception e, String errorMsg) {
         if (e instanceof DataAccessException) {
             DataAccessException mybatisPlusException = (DataAccessException) e;
-            String message = mybatisPlusException.getCause().getCause().getCause().getMessage();
+            String message =mybatisPlusException.getRootCause().getMessage();
             if (message.contains("Duplicate entry '")) {
                 return new ErrorResponseData("集中器编号重复:" + message.replaceAll("Duplicate entry '", "").replaceAll("' for key 'CONCENCODE'", ""));
             }
diff --git a/casic-device/src/main/java/com/casic/missiles/modular/web/controller/BusNbDeviceController.java b/casic-device/src/main/java/com/casic/missiles/modular/web/controller/BusNbDeviceController.java
index 0d467a9..d95ef9b 100644
--- a/casic-device/src/main/java/com/casic/missiles/modular/web/controller/BusNbDeviceController.java
+++ b/casic-device/src/main/java/com/casic/missiles/modular/web/controller/BusNbDeviceController.java
@@ -11,6 +11,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.dao.DataAccessException;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
@@ -263,9 +264,9 @@
     }
 
     private ResponseData catchMybatisPlusException(Exception e, String errorMsg) {
-        if (e instanceof MybatisPlusException) {
-            MybatisPlusException mybatisPlusException = (MybatisPlusException) e;
-            String message = mybatisPlusException.getCause().getCause().getCause().getMessage();
+        if (e instanceof DataAccessException) {
+            DataAccessException mybatisPlusException = (DataAccessException) e;
+            String message = mybatisPlusException.getRootCause().getMessage();
             if (message.contains("Duplicate entry '")) {
                 return new ErrorResponseData("设备编号或唯一标识重复");
             }
diff --git a/casic-server-support/src/main/java/com/casic/missiles/modular/system/dto/ExcelModel/HarmfulDataDto.java b/casic-server-support/src/main/java/com/casic/missiles/modular/system/dto/ExcelModel/HarmfulDataDto.java
index 5a4dab7..67c0b9b 100644
--- a/casic-server-support/src/main/java/com/casic/missiles/modular/system/dto/ExcelModel/HarmfulDataDto.java
+++ b/casic-server-support/src/main/java/com/casic/missiles/modular/system/dto/ExcelModel/HarmfulDataDto.java
@@ -6,6 +6,7 @@
 import com.alibaba.excel.annotation.write.style.ContentStyle;
 import com.alibaba.excel.annotation.write.style.HeadRowHeight;
 import com.alibaba.excel.enums.poi.BorderStyleEnum;
+import com.alibaba.fastjson.annotation.JSONField;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
@@ -35,12 +36,16 @@
     @ExcelProperty("状态描述")
     private String descn;
     @ExcelProperty("甲烷/CH4(%VOL)")
+    @JSONField(name="CH4")
     private String CH4;
     @ExcelProperty("氧气(ppm)")
+    @JSONField(name="O2")
     private String O2;
     @ExcelProperty("一氧化氮(ppm)")
+    @JSONField(name="CO")
     private String CO;
     @ExcelProperty("硫化氢(ppm)")
+    @JSONField(name="H2S")
     private String H2S;
     @ExcelProperty("液位开关")
     private String switchStart;