Error: Undefined constant "Opencart\Catalog\Controller\Extension\PurpletreeMultivendor\Multivendor\pts_seprator_sellercntct"
File: D:\websites\cho24h_oc\upload\extension\purpletree_multivendor\catalog\controller\multivendor\sellercontact.php
Line: 177

Backtrace: 0
File: D:\websites\cho24h_oc\upload\system\engine\action.php
Line: 96
Class: Opencart\Catalog\Controller\Extension\PurpletreeMultivendor\Multivendor\Sellercontact
Function: customerContactlist

Backtrace: 1
File: D:\websites\cho24h_oc\upload\system\framework.php
Line: 259
Class: Opencart\System\Engine\Action
Function: execute

Backtrace: 2
File: D:\websites\cho24h_oc\upload\index.php
Line: 20
Function: require_once