Error: Opencart\Catalog\Model\Tool\Image::resize(): Argument #1 ($filename) must be of type string, null given, called in /var/www/html/system/engine/loader.php on line 343
File: /var/www/html/catalog/model/tool/image.php
Line: 23

Backtrace: 0
File: /var/www/html/system/engine/loader.php
Line: 343
Class: Opencart\Catalog\Model\Tool\Image
Function: resize

Backtrace: 1
File: /var/www/html/system/engine/proxy.php
Line: 87
Class: Opencart\System\Engine\Loader
Function: Opencart\System\Engine\{closure}

Backtrace: 2
File: /var/www/html/extension/so_theme/catalog/controller/event/so_soconfig.php
Line: 988
Class: Opencart\System\Engine\Proxy
Function: __call

Backtrace: 3
File: /var/www/html/system/engine/action.php
Line: 96
Class: Opencart\Catalog\Controller\Extension\SoTheme\Event\SoSoconfig
Function: so_theme_thumb_before

Backtrace: 4
File: /var/www/html/system/engine/event.php
Line: 72
Class: Opencart\System\Engine\Action
Function: execute

Backtrace: 5
File: /var/www/html/system/engine/loader.php
Line: 183
Class: Opencart\System\Engine\Event
Function: trigger

Backtrace: 6
File: /var/www/html/catalog/controller/product/thumb.php
Line: 41
Class: Opencart\System\Engine\Loader
Function: view

Backtrace: 7
File: /var/www/html/system/engine/loader.php
Line: 112
Class: Opencart\Catalog\Controller\Product\Thumb
Function: index

Backtrace: 8
File: /var/www/html/catalog/controller/product/category.php
Line: 274
Class: Opencart\System\Engine\Loader
Function: controller

Backtrace: 9
File: /var/www/html/system/engine/action.php
Line: 96
Class: Opencart\Catalog\Controller\Product\Category
Function: index

Backtrace: 10
File: /var/www/html/system/framework.php
Line: 259
Class: Opencart\System\Engine\Action
Function: execute

Backtrace: 11
File: /var/www/html/index.php
Line: 20
Function: require_once