Reply To: Problems with saving values to ACF-Fields when creating a new post

• John Huebner

• February 8, 2021 at 1:31 am

Also,

$field_keys[$acf_thumb] = acf_get_all_field_key ( $meta_key, $post_id = $new_post_id );

sets the index of $acf_thumb, but here you are not using this index

foreach ($field_keys as $field_key => $field_value) {

I would assume by looking at your code that this should be

foreach ($field_keys[$acf_thumb] as $field_key => $field_value) {