Fatal error: Uncaught Error: Call to undefined function wp_get_additional_image_sizes() in /srv/users/timbedleycom/apps/timbedleycom/public/wp-includes/media.php:63 Stack trace: #0 /srv/users/timbedleycom/apps/timbedleycom/public/wp-includes/media.php(266): image_constrain_size_for_editor(650, 350, 'amphibious-feat...') #1 /srv/users/timbedleycom/apps/timbedleycom/public/wp-includes/media.php(953): image_downsize(15, 'amphibious-feat...') #2 /srv/users/timbedleycom/apps/timbedleycom/public/wp-includes/media.php(1131): wp_get_attachment_image_src(15, 'amphibious-feat...', false) #3 /srv/users/timbedleycom/apps/timbedleycom/public/wp-includes/post-thumbnail-template.php(230): wp_get_attachment_image_url(15, 'amphibious-feat...') #4 /srv/users/timbedleycom/apps/timbedleycom/public/wp-content/themes/amphibious/inc/template-tags.php(328): get_the_post_thumbnail_url(14, 'amphibious-feat...') #5 /srv/users/timbedleycom/apps/timbedleycom/public/wp-content/themes/amphibious/template-parts/content.php(13): amphibious_post_thumbnail in /srv/users/timbedleycom/apps/timbedleycom/public/wp-includes/media.php on line 63