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app/controllers/bind_users_controller.rb

@@ -5,13 +5,13 @@ class BindUsersController < ApplicationController
     # user = CreateBindUserService.call(create_params)
     #
 
-    raise Error, '系统错误' if session_unionid.blank?
+    raise Error, '系统错误' if session[:unionid].blank?
 
     bind_user = User.try_to_login(params[:username], params[:password])
     raise Error, '用户名或者密码错误' if bind_user.blank?
     raise Error, '该账号已被绑定，请更换其他账号进行绑定' if bind_user.bind_open_user?(params[:type].to_s)
 
-    OpenUsers::Wechat.create!(user: bind_user, uid: session_unionid)
+    OpenUsers::Wechat.create!(user: bind_user, uid: session[:unionid])
     successful_authentication(bind_user)
 
     render_ok