Fatal error: Uncaught TypeError: Argument 1 passed to…

Hi,

Installed version 4.3.0 works fine. Every update after this version, I got fatal errors.

Here is the debug information. Can you please verify and tell me what is going wrong?

Fatal error: Uncaught TypeError: Argument 1 passed to WPDesk\FS\TableRate\ShippingMethod\MethodDescription::display_description_if_present() must be an instance of WC_Shipping_Rate, null given, called in /home/cocojune/domains/cocojune.be/public_html/dev/wp-includes/class-wp-hook.php on line 292 and defined in /home/cocojune/domains/cocojune.be/public_html/dev/wp-content/plugins/flexible-shipping/src/WPDesk/FS/TableRate/ShippingMethod/MethodDescription.php:49 Stack trace: #0 /home/cocojune/domains/cocojune.be/public_html/dev/wp-includes/class-wp-hook.php(292): WPDesk\FS\TableRate\ShippingMethod\MethodDescription->display_description_if_present() #1 /home/cocojune/domains/cocojune.be/public_html/dev/wp-includes/class-wp-hook.php(316): WP_Hook->apply_filters() #2 /home/cocojune/domains/cocojune.be/public_html/dev/wp-includes/plugin.php(484): WP_Hook->do_action() #3 /home/cocojune/domains/cocojune.be/public_html/dev/wp-content/themes/Avada-Child-Theme/functions.php(361): do_action() #4 /home/cocojune/domains/cocojune.be/publ in /home/cocojune/domains/cocojune.be/public_html/dev/wp-content/plugins/flexible-shipping/src/WPDesk/FS/TableRate/ShippingMethod/MethodDescription.php on line 49
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