[Solved] Fatal error: Uncaught TypeError: Argument 1 passed to WPML_Media_Post_Images_Translation::translate_images_in_post_content()

cleanup-wpml-translations.txt

Fatal error: Uncaught TypeError: Argument 1 passed to WPML_Media_Post_Images_Translation::translate_images_in_post_content() must be an instance of WP_Post, null given, called in /www/htdocs/w0184db4/helmut-kostner.it/wp-content/plugins/wpml-media-translation/classes/media-translation/class-wpml-media-post-images-translation.php on line 107 and defined in /www/htdocs/w0184db4/helmut-kostner.it/wp-content/plugins/wpml-media-translation/classes/media-translation/class-wpml-media-post-images-translation.php:130 Stack trace: #0 /www/htdocs/w0184db4/helmut-kostner.it/wp-content/plugins/wpml-media-translation/classes/media-translation/class-wpml-media-post-images-translation.php(107): WPML_Media_Post_Images_Translation->translate_images_in_post_content(NULL, Object(WPML_Post_Element)) #1 /www/htdocs/w0184db4/helmut-kostner.it/wp-includes/class-wp-hook.php(288): WPML_Media_Post_Images_Translation->translate_images(5) #2 /www/htdocs/w0184db4/helmut-kostner.it/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) in /www/htdocs/w0184db4/helmut-kostner.it/wp-content/plugins/wpml-media-translation/classes/media-translation/class-wpml-media-post-images-translation.php on line 130

Solution:
It is recommend to perform a cleanup of WPML translations with the following steps:
1. Go to WPML > Support > Troubleshooting ([domain]/wp-admin/admin.php?page=sitepress-multilingual-cms%2Fmenu%2Ftroubleshooting.php)
2. Click on the button "Remove ghost entries from the translation tables".