Warning: Undefined array key "callback" in /home/callseo/public_html/wp-content/themes/hoshi/woocommerce/single-product/tabs/tabs.php on line 41

Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($callback) must be a valid callback, no array or string given in /home/callseo/public_html/wp-content/themes/hoshi/woocommerce/single-product/tabs/tabs.php:41 Stack trace: #0 /home/callseo/public_html/wp-content/plugins/woocommerce/includes/wc-core-functions.php(345): include() #1 /home/callseo/public_html/wp-content/plugins/woocommerce/includes/wc-template-functions.php(1626): wc_get_template() #2 /home/callseo/public_html/wp-includes/class-wp-hook.php(310): woocommerce_output_product_data_tabs() #3 /home/callseo/public_html/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters() #4 /home/callseo/public_html/wp-includes/plugin.php(517): WP_Hook->do_action() #5 /home/callseo/public_html/wp-content/themes/hoshi/woocommerce/content-single-product.php(75): do_action() #6 /home/callseo/public_html/wp-includes/template.php(787): require('/home/callseo/p...') #7 /home/callseo/public_html/wp-content/plugins/woocommerce/includes/wc-core-functions.php(284): load_template() #8 /home/callseo/public_html/wp-content/themes/hoshi/framework/modules/woocommerce/woocommerce-config.php(33): wc_get_template_part() #9 /home/callseo/public_html/wp-content/themes/hoshi/woocommerce.php(121): hoshi_mikado_woocommerce_content() #10 /home/callseo/public_html/wp-includes/template-loader.php(106): include('/home/callseo/p...') #11 /home/callseo/public_html/wp-blog-header.php(19): require_once('/home/callseo/p...') #12 /home/callseo/public_html/index.php(17): require('/home/callseo/p...') #13 {main} thrown in /home/callseo/public_html/wp-content/themes/hoshi/woocommerce/single-product/tabs/tabs.php on line 41