diff --git a/ruoyi-abuwx/src/main/java/com/ruoyi/abuwxapi/WxLoginController.java b/ruoyi-abuwx/src/main/java/com/ruoyi/abuwxapi/WxLoginController.java
index 3e5441e..f912475 100644
--- a/ruoyi-abuwx/src/main/java/com/ruoyi/abuwxapi/WxLoginController.java
+++ b/ruoyi-abuwx/src/main/java/com/ruoyi/abuwxapi/WxLoginController.java
@@ -133,7 +133,7 @@ public class WxLoginController extends BaseController {
             String filePath = RuoYiConfig.getUploadPath();
             // 上传并返回新文件名称
             String fileName = FileUploadUtils.upload(filePath, file);
-            String url = serverConfig.getUrl() + fileName;
+            String url = serverConfig.getUrl() + "/prod-api"+ fileName;
             AjaxResult ajax = success();
             ajax.put("url", url);
             ajax.put("fileName", fileName);
@@ -216,6 +216,13 @@ public class WxLoginController extends BaseController {
         String username = sysUser.getUserName();
         String password = sysUser.getPassword();
         String openid = sysUser.getOpenid();
+        List<SysUser> userList = iSysUserService.selectList();
+        List<SysUser> collect = userList.stream().filter(data -> data.getOpenid() != null
+                && data.getOpenid().equals(openid)).collect(Collectors.toList());
+        if(collect.size() != 0){
+            //当前用户已绑定过角色
+            return error("当前用户已绑定过角色!");
+        }
         //校验传递的用户名、密码、openid都不为空
         if(StringUtils.isEmpty(username) || StringUtils.isEmpty(password) || StringUtils.isEmpty(openid)){
             return error();
diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserController.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserController.java
index 256367b..4e6eecd 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserController.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserController.java
@@ -1,21 +1,5 @@
 package com.ruoyi.web.controller.system;
 
-import java.util.List;
-import java.util.stream.Collectors;
-import javax.servlet.http.HttpServletResponse;
-import org.apache.commons.lang3.ArrayUtils;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.security.access.prepost.PreAuthorize;
-import org.springframework.validation.annotation.Validated;
-import org.springframework.web.bind.annotation.DeleteMapping;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PathVariable;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.PutMapping;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
-import org.springframework.web.multipart.MultipartFile;
 import com.ruoyi.common.annotation.Log;
 import com.ruoyi.common.core.controller.BaseController;
 import com.ruoyi.common.core.domain.AjaxResult;
@@ -31,10 +15,20 @@ import com.ruoyi.system.service.ISysDeptService;
 import com.ruoyi.system.service.ISysPostService;
 import com.ruoyi.system.service.ISysRoleService;
 import com.ruoyi.system.service.ISysUserService;
+import org.apache.commons.lang3.ArrayUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.servlet.http.HttpServletResponse;
+import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * 用户信息
- * 
+ *
  * @author ruoyi
  */
 @RestController
@@ -248,4 +242,15 @@ public class SysUserController extends BaseController
     {
         return success(deptService.selectDeptTreeList(dept));
     }
+
+    /**
+     * 解绑操作，将此用户openid置为空
+     * @param userId 用户表id
+     * @return
+     */
+    @RequestMapping(value = "/unbinding")
+    public AjaxResult unbinding(@RequestParam Long userId){
+        SysUser user = userService.unbinding(userId);
+        return success(user);
+    }
 }
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserService.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserService.java
index 6e2156d..baaeedc 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserService.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserService.java
@@ -216,4 +216,11 @@ public interface ISysUserService
      * @return
      */
     public List<SysUser> selectList();
+
+    /**
+     * 解绑操作
+     * @param userId
+     * @return
+     */
+    public SysUser unbinding(Long userId);
 }
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
index 9f92225..9f97cdc 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
@@ -568,4 +568,17 @@ public class SysUserServiceImpl implements ISysUserService
         List<SysUser> userList = userMapper.selectList();
         return userList;
     }
+
+    /**
+     * 解绑操作
+     * @param userId 用户表id
+     * @return
+     */
+    @Override
+    public SysUser unbinding(Long userId) {
+        SysUser user = iSysUserService.selectUserById(userId);
+        user.setOpenid("");
+        userMapper.updateUser(user);
+        return user;
+    }
 }