Fatal error: Uncaught TypeError: join(): Argument #2 ($array) must be of type ?array, string given in /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/intense/templates/post-media/gallery.php:20 Stack trace: #0 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/intense/templates/post-media/gallery.php(20): join() #1 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/intense/inc/tools/templates.php(15): include('...') #2 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/intense/inc/tools/templates.php(165): intense_load_plugin_template() #3 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/intense/shortcodes/post-media/post-media-shortcode.php(210): intense_get_template() #4 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/intense/inc/shortcodes.php(260): Intense_Post_Media->shortcode() #5 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/intense/inc/shortcodes.php(523): Intense_Shortcodes->run_shortcode() #6 /home/xplorboardscom/xplorboards.com/public/wp-content/themes/intensity/woocommerce/single-product/product-thumbnails.php(45): intense_run_shortcode() #7 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/woocommerce/includes/wc-core-functions.php(345): include('...') #8 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/woocommerce/includes/wc-template-functions.php(1491): wc_get_template() #9 /home/xplorboardscom/xplorboards.com/public/wp-includes/class-wp-hook.php(303): woocommerce_show_product_thumbnails() #10 /home/xplorboardscom/xplorboards.com/public/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters() #11 /home/xplorboardscom/xplorboards.com/public/wp-includes/plugin.php(470): WP_Hook->do_action() #12 /home/xplorboardscom/xplorboards.com/public/wp-content/themes/intensity/woocommerce/single-product/product-image.php(30): do_action() #13 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/woocommerce/includes/wc-core-functions.php(345): include('...') #14 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/woocommerce/includes/wc-template-functions.php(1482): wc_get_template() #15 /home/xplorboardscom/xplorboards.com/public/wp-includes/class-wp-hook.php(303): woocommerce_show_product_images() #16 /home/xplorboardscom/xplorboards.com/public/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters() #17 /home/xplorboardscom/xplorboards.com/public/wp-includes/plugin.php(470): WP_Hook->do_action() #18 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/woocommerce/templates/content-single-product.php(43): do_action() #19 /home/xplorboardscom/xplorboards.com/public/wp-includes/template.php(772): require('...') #20 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/woocommerce/includes/wc-core-functions.php(284): load_template() #21 /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/woocommerce/templates/single-product.php(37): wc_get_template_part() #22 /home/xplorboardscom/xplorboards.com/public/wp-includes/template-loader.php(106): include('...') #23 /home/xplorboardscom/xplorboards.com/public/wp-blog-header.php(19): require_once('...') #24 /home/xplorboardscom/xplorboards.com/public/index.php(17): require('...') #25 {main} thrown in /home/xplorboardscom/xplorboards.com/public/wp-content/plugins/intense/templates/post-media/gallery.php on line 20