diff --git a/src/views/edgeServer/edgeServerConfigure/deviceConfigure.vue b/src/views/edgeServer/edgeServerConfigure/deviceConfigure.vue
index 80bcb63..0fc5dd1 100644
--- a/src/views/edgeServer/edgeServerConfigure/deviceConfigure.vue
+++ b/src/views/edgeServer/edgeServerConfigure/deviceConfigure.vue
@@ -125,7 +125,7 @@ export default {
       // if (this.choosable === 'true') {
       //   deviceConfigureModelValue["@ParentDeviceCode"] = val["@ParentDeviceCode"]
       // }
-      deviceConfigureModelValue["@ParentDeviceCode"] = val["@ParentDeviceCode"]
+      deviceConfigureModelValue["@ParentDeviceCode"] = val["@ParentDeviceCode"] || ''
       each(deviceConfigureFormItemData[this.defaultDeviceTypeNameValue], (item) => {
         if (item.type === 'time') {
           deviceConfigureModelValue[item.key] = val[item.key] ? val[item.key] : new Date()