diff --git a/src/project/pingchang/AppReturnHomeRegister/Add.vue b/src/project/pingchang/AppReturnHomeRegister/Add.vue
index 96ba167..ac8c322 100644
--- a/src/project/pingchang/AppReturnHomeRegister/Add.vue
+++ b/src/project/pingchang/AppReturnHomeRegister/Add.vue
@@ -349,7 +349,7 @@ export default {
   watch: {
     startAreaId: {
       handler(v) {
-        if(v.length) {
+        if(v?.length) {
           this.getRiskLevel(v)
         }
       }
@@ -460,14 +460,20 @@ export default {
     },
 
     submit() {
-      if (!this.form.idNumber) {
+      if(!this.form.idNumber) {
         return this.$toast('请输入身份证号')
       }
 
-      if (!/(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/.test(this.form.idNumber)) {
-        return this.$toast('请输入正确的身份证账号')
+      if(this.form.idNumber) {
+        let reg = /(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/
+        if (!reg.test(this.form.idNumber)) {
+          return this.$toast('请输入正确的身份证账号')
+        } 
+        else {
+          console.log('没有生效');
+        }
       }
-
+      
       if (!this.form.name) {
         return this.$toast('请输入姓名')
       }