收费阅读功能报错

======把整个程序4.5.1 和插件一起升级到最新版4.5.2后,报错,报错的应该是收费阅读功能==========

CRITICAL - 2021-09-18 17:30:22 --> min(): Argument #1 ($value) must contain at least one element

#SQL：SELECT * FROM `dr_member_data` WHERE `id` = 1

#URL：http://www.lyg.com/wenda/show/45.html

#AGENT：Mozilla/5.0 (Windows NT 6.1 WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36

#REFERER：http://www.lyg.com/dede666.php?s=wenda&c=home&m=index

#0 /web/wwwroot/www.lyg.com/dayrui/App/Yuedusf/Models/Buy.php(61): min()

#1 /web/wwwroot/www.lyg.com/dayrui/App/Yuedusf/Models/Buy.php(200): Phpcmf\Model\Yuedusf\Buy->get_price()

#2 /web/wwwroot/www.lyg.com/cache/template/template_pc_default_home_wenda_show.html.cache.php(44): Phpcmf\Model\Yuedusf\Buy->is_buy()

#3 /web/wwwroot/www.lyg.com/dayrui/Fcms/Core/View.php(252): include('...')

#4 /web/wwwroot/www.lyg.com/dayrui/Fcms/Extend/Home/Module.php(462): Phpcmf\View->display()

#5 /web/wwwroot/www.lyg.com/dayrui/App/Wenda/Controllers/Show.php(14): Phpcmf\Home\Module->_Show()

#6 /web/wwwroot/www.lyg.com/dayrui/System/CodeIgniter.php(928): Phpcmf\Controllers\Show->index()

#7 /web/wwwroot/www.lyg.com/dayrui/System/CodeIgniter.php(436): CodeIgniter\CodeIgniter->runController()

#8 /web/wwwroot/www.lyg.com/dayrui/System/CodeIgniter.php(336): CodeIgniter\CodeIgniter->handleRequest()

#9 /web/wwwroot/www.lyg.com/dayrui/Fcms/Init.php(457): CodeIgniter\CodeIgniter->run()

#10 /web/wwwroot/www.lyg.com/index.php(48): require('...')

#11 {main}

插件版权：官方插件
插件名称：付费阅读