Fatal error: Uncaught Error: Call to a member function getByFilename() on null in /homepages/0/d4294971860/htdocs/anja-rullmann-fotografie.de/wp-content/themes/prophoto7/src/php/prophoto/Infrastructure/WordPress/Gallery/AttachmentThumbnailResolver.php:71 Stack trace: #0 /homepages/0/d4294971860/htdocs/anja-rullmann-fotografie.de/wp-content/themes/prophoto7/src/php/prophoto/Infrastructure/WordPress/Gallery/AttachmentThumbnailResolver.php(99): ProPhoto\Infrastructure\WordPress\Gallery\AttachmentThumbnailResolver->getFallbackUri() #1 /homepages/0/d4294971860/htdocs/anja-rullmann-fotografie.de/wp-content/themes/prophoto7/src/php/prophoto/Infrastructure/WordPress/Gallery/AttachmentThumbnailResolver.php(39): ProPhoto\Infrastructure\WordPress\Gallery\AttachmentThumbnailResolver->getThumbs(Object(ProPhoto\Core\Model\Gallery\Gallery)) #2 /homepages/0/d4294971860/htdocs/anja-rullmann-fotografie.de/wp-content/themes/prophoto7/src/php/prophoto/Infrastructure/View/Gallery/AbstractGalleryRenderer.php(56): ProPhoto\Infrastructure\WordPr in /homepages/0/d4294971860/htdocs/anja-rullmann-fotografie.de/wp-content/themes/prophoto7/src/php/prophoto/Infrastructure/WordPress/Gallery/AttachmentThumbnailResolver.php on line 71