Fatal error: Uncaught ValueError: mb_convert_encoding(): Argument #3 ($from_encoding) must specify at least one encoding in /homepages/7/d654583765/htdocs/localvet_tmp/wp-content/plugins/pb-seo-friendly-images-pro/inc/pbsfi_optimizer.php:253 Stack trace: #0 /homepages/7/d654583765/htdocs/localvet_tmp/wp-content/plugins/pb-seo-friendly-images-pro/inc/pbsfi_optimizer.php(253): mb_convert_encoding('<h1><span>Featu...', 'HTML-ENTITIES', '') #1 /homepages/7/d654583765/htdocs/localvet_tmp/wp-content/plugins/pb-seo-friendly-images-pro/inc/pbsfi_frontend.php(111): pbsfi_optimizer->optimize_html('<h1><span>Featu...') #2 /homepages/7/d654583765/htdocs/localvet_tmp/wp-includes/class-wp-hook.php(307): pbsfi_frontend->optimize_html('<h1><span>Featu...') #3 /homepages/7/d654583765/htdocs/localvet_tmp/wp-includes/plugin.php(189): WP_Hook->apply_filters('<h1><span>Featu...', Array) #4 /homepages/7/d654583765/htdocs/localvet_tmp/wp-includes/post-template.php(253): apply_filters('the_content', '[vets_category ...') #5 /homepages/7/d654583765/htdocs/localvet_tmp/wp-content/themes/local vet/tpl-full-width.php(12): the_content() #6 /homepages/7/d654583765/htdocs/localvet_tmp/wp-includes/template-loader.php(106): include('/homepages/7/d6...') #7 /homepages/7/d654583765/htdocs/localvet_tmp/wp-blog-header.php(19): require_once('/homepages/7/d6...') #8 /homepages/7/d654583765/htdocs/localvet_tmp/index.php(17): require('/homepages/7/d6...') #9 {main} thrown in /homepages/7/d654583765/htdocs/localvet_tmp/wp-content/plugins/pb-seo-friendly-images-pro/inc/pbsfi_optimizer.php on line 253