v2.1.7常见问题

v2.1.7版本修复贴
1.支付回调状态过滤 https://www.crmeb.com/ask/thread/42922
2.后台用户管理删除专题有误 https://www.crmeb.com/ask/thread/43478
3.知识付费v2.1.7 PC素材加载问题 https://www.crmeb.com/ask/thread/43485
4.卡密会员生成的二维码扫码显示错误 https://www.crmeb.com/ask/thread/43673
5.后台存在SQL注入漏洞问题 https://www.crmeb.com/ask/thread/44322
6.后台用户已获得专题删除问题 https://www.crmeb.com/ask/thread/44651