Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /home/klient.dhosting.pl/astral/classmate.academy/public_html/wp-content/plugins/woocommerce-multi-currency/includes/data.php:1030 Stack trace: #0 /home/klient.dhosting.pl/astral/classmate.academy/public_html/wp-content/plugins/woocommerce-multi-currency/frontend/update.php(78): WOOMULTI_CURRENCY_Data->get_exchange('USD', 'USD,EUR,PLN,BTC...') #1 /home/klient.dhosting.pl/astral/classmate.academy/public_html/wp-includes/class-wp-hook.php(324): WOOMULTI_CURRENCY_Frontend_Update->update_exchange_rate('') #2 /home/klient.dhosting.pl/astral/classmate.academy/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #3 /home/klient.dhosting.pl/astral/classmate.academy/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #4 /home/klient.dhosting.pl/astral/classmate.academy/public_html/wp-settings.php(704): do_action('init') #5 /home/klient.dhosting.pl/astral/classmate.academy/public_html/wp-config.php(88): require_once('/home/klient.dh...') #6 /home/klient.dhosting.pl/astral/classmate.academy/public_html/wp-load.php(50): require_once('/home/klient.dh...') #7 /home/klient.dhosting.pl/astral/classmate.academy/public_html/wp-blog-header.php(13): require_once('/home/klient.dh...') #8 /home/klient.dhosting.pl/astral/classmate.academy/public_html/index.php(17): require('/home/klient.dh...') #9 {main} thrown in /home/klient.dhosting.pl/astral/classmate.academy/public_html/wp-content/plugins/woocommerce-multi-currency/includes/data.php on line 1030