Fatal error: Uncaught TypeError: YOOtheme\Str::length(): Argument #1 ($string) must be of type string, null given, called in /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/plugins/fs-grid/includes/element/fs_grid_item/element.php on line 22 and defined in /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/utils/src/Str.php:108 Stack trace: #0 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/plugins/fs-grid/includes/element/fs_grid_item/element.php(22): YOOtheme\Str::length() #1 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/builder/src/Builder.php(302): YOOtheme\Configuration\Resolver::YOOtheme\{closure}() #2 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/builder/src/Builder.php(290): YOOtheme\Builder->applyTransforms() #3 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/builder/src/Builder.php(290): YOOtheme\Builder->applyTransforms() #4 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/builder/src/Builder.php(290): YOOtheme\Builder->applyTransforms() #5 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/builder/src/Builder.php(290): YOOtheme\Builder->applyTransforms() #6 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/builder/src/Builder.php(290): YOOtheme\Builder->applyTransforms() #7 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/builder/src/Builder.php(106): YOOtheme\Builder->applyTransforms() #8 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/builder/src/Builder.php(123): YOOtheme\Builder->load() #9 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/builder-wordpress-source/src/Listener/LoadTemplate.php(103): YOOtheme\Builder->render() #10 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/view/src/View/SectionHelper.php(45): YOOtheme\Builder\Wordpress\Source\Listener\LoadTemplate->YOOtheme\Builder\Wordpress\Source\Listener\{closure}() #11 [internal function]: YOOtheme\View\SectionHelper->YOOtheme\View\{closure}() #12 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/view/src/View/SectionHelper.php(43): array_reduce() #13 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/builder-wordpress/src/Listener/RenderBuilder.php(20): YOOtheme\View\SectionHelper->get() #14 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/container/src/Container.php(229): YOOtheme\Builder\Wordpress\Listener\RenderBuilder->handle() #15 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/platform-wordpress/src/FilterLoader.php(28): YOOtheme\Container->call() #16 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-includes/class-wp-hook.php(324): YOOtheme\Wordpress\FilterLoader->YOOtheme\Wordpress\{closure}() #17 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #18 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-includes/plugin.php(517): WP_Hook->do_action() #19 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-includes/general-template.php(3224): do_action() #20 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/header.php(119): wp_body_open() #21 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-includes/template.php(810): require_once('...') #22 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-includes/template.php(745): load_template() #23 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-includes/general-template.php(48): locate_template() #24 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/page.php(10): get_header() #25 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-includes/template-loader.php(106): include('...') #26 /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-blog-header.php(19): require_once('...') #27 /var/www/vhosts/fabtronic.co.uk/httpdocs/index.php(17): require('...') #28 {main} thrown in /var/www/vhosts/fabtronic.co.uk/httpdocs/wp-content/themes/yootheme/packages/utils/src/Str.php on line 108