diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/yuan-modules/yuan-purchaseorder/src/main/resources/mapper/PurchaseOrderMapper.xml b/yuan-modules/yuan-purchaseorder/src/main/resources/mapper/PurchaseOrderMapper.xml
index 5893f81..22f6d49 100644
--- a/yuan-modules/yuan-purchaseorder/src/main/resources/mapper/PurchaseOrderMapper.xml
+++ b/yuan-modules/yuan-purchaseorder/src/main/resources/mapper/PurchaseOrderMapper.xml
@@ -2,7 +2,7 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
 <mapper namespace="com.bwie.purchaseorder.mapper.PurchaseOrderMapper">
     <insert id="addPurchaseOrder">
-        INSERT INTO `t_purchase_order` (`volume_code_id`, `userId`, `purchase_quantity`, `purchase_price`, `purchase_create_time`, `purchase_order_status`)
+        INSERT INTO `t_purchase_order` (`volume_code_id`, `user_id`, `purchase_quantity`, `purchase_price`, `purchase_create_time`, `purchase_order_status`)
         VALUES (#{volumeCodeId}, #{userId}, #{purchaseQuantity}, #{purchasePrice}, now(), 0);
     </insert>
     <update id="updateOrderStatus">
diff --git a/yuan-modules/yuan-user/src/main/java/com/bwie/user/service/impl/UserServiceImpl.java b/yuan-modules/yuan-user/src/main/java/com/bwie/user/service/impl/UserServiceImpl.java
index f0e6343..3e394bb 100644
--- a/yuan-modules/yuan-user/src/main/java/com/bwie/user/service/impl/UserServiceImpl.java
+++ b/yuan-modules/yuan-user/src/main/java/com/bwie/user/service/impl/UserServiceImpl.java
@@ -39,7 +39,7 @@ public class UserServiceImpl implements UserService {
      */
     @Override
     public void save(User user) {
-        if (user.getName().isEmpty()){
+        if (user.getName() == null && user.getName() == ""){
             String str = "VOLUME_CODE用户:"+new Random().nextInt(1000000);
             user.setName(str);
         }