Hi, Danny
BlogPosting type errors are not occurring in this plugin. This plugin is shown in the head element. In JSON-LD, it is an error that is written directly in the source code with microdata.
<article itemscope itemtype="http://schema.org/BlogPosting" class="post-2808 portfolio type-portfolio status-publish has-post-thumbnail hentry portfolio-category-english portfolio-category-waitress portfolio-tag-bikini-waitress portfolio-tag-cassies-premier-girls-2 portfolio-tag-lingerie-waitress portfolio-tag-topless-waitress" id="post-2808">
https://search.google.com/structured-data/testing-tool?hl=ja#url=https%3A%2F%2Fcassies.com.au%2Fportfolio%2Ftopless-waitresses-sydney-giselle%2F
Thank you for your review.