Critical Error During Excel File Import – WooCommerce Import Add-On Pro

Hi,

We are new users of this plugin and have encountered an issue while attempting to import an Excel file. The import consistently fails at stage 3 with a critical error. Below are the details of our environment and the specifics of the error. Any assistance would be greatly appreciated.

• WordPress version 6.6.2
• Active theme: Custom Theme (version 1.02A)
• Current plugin: WP All Import – WooCommerce Import Add-On Pro (version 4.0.0)
• PHP version 7.4.33

Error Details

An error of type E_ERROR was caused in line 75 of the file /home/customer/www/example.com/public_html/wp-content/plugins/wpai-woocommerce-add-on/controllers/controller/admin.php. Error message: Uncaught Error: Call to a member function tax_or_vat() on null in /home/customer/www/example.com/public_html/wp-content/plugins/wpai-woocommerce-add-on/controllers/controller/admin.php:75
Stack trace:
#0 /home/customer/www/example.com/public_html/wp-content/plugins/wpai-woocommerce-add-on/actions/pmxi_extend_options_main.php(13): PMWI_Controller_Admin->__construct()
#1 /home/customer/www/example.com/public_html/wp-includes/class-wp-hook.php(324): pmwi_pmxi_extend_options_main(‘product’, Array)
#2 /home/customer/www/example.com/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(”, Array)
#3 /home/customer/www/example.com/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#4 /home/customer/www/example.com/public_html/wp-content/plugins/wp-all-import-pro/views/admin/import/template.php(127): do_action(‘pmxi_extend_opt…’, ‘product’, Array)
#5 /home/customer/www/example.com/public_html/wp-content/plugins/wp-all-import-pro/controllers/controller.php(82): include(‘/home/