在 duplictur 中安装 packup WordPress 网站 [已关闭]

问：

我收到此错误：

INSTALLER ERROR:
[PHP ERR][E_ERROR] MSG:Uncaught Error: Call to undefined function curl_exec() in /var/customers/webs/adminnili2/dup-installer/classes/class.http.php:221
Stack trace:
#0 /var/customers/webs/adminnili2/dup-installer/classes/class.http.php(106): DUPX_HTTP::is_url_active_curl()
#1 /var/customers/webs/adminnili2/dup-installer/templates/default/pages-parts/step1/database-tabs/cpanel-panel.php(36): DUPX_HTTP::is_url_active()
#2 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.item.php(68): require('...')
#3 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.manager.php(103): DUPX_TemplateItem->render()
#4 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.manager.php(126): DUPX_Template->render()
#5 /var/customers/webs/adminnili2/dup-installer/templates/default/pages-parts/step1/base-setup.php(50): dupxTplRender()
#6 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.item.php(68): require('...')
#7 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.manager.php(103): DUPX_TemplateItem->render()
#8 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.manager.php(126): DUPX_Template->render()
#9 /var/customers/webs/adminnili2/dup-installer/templates/default/pages-parts/step1/main.php(14): dupxTplRender()
#10 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.item.php(68): require('...')
#11 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.manager.php(103): DUPX_TemplateItem->render()
#12 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.manager.php(126): DUPX_Template->render()
#13 /var/customers/webs/adminnili2/dup-installer/templates/default/page-step1.php(19): dupxTplRender()
#14 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.item.php(68): require('...')
#15 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.manager.php(103): DUPX_TemplateItem->render()
#16 /var/customers/webs/adminnili2/dup-installer/classes/utilities/template/class.u.template.manager.php(126): DUPX_Template->render()
#17 /var/customers/webs/adminnili2/dup-installer/ctrls/ctrl.base.php(201): dupxTplRender()
#18 /var/customers/webs/adminnili2/dup-installer/main.installer.php(93): DUPX_CTRL->renderPage()
#19 {main}
  thrown [CODE:1|FILE:/var/customers/webs/adminnili2/dup-installer/classes/class.http.php|LINE:221]
class.http.php|LINE:221
221               $response = curl_exec($handle);
install php-curl