Google Search Console Index Coverage Not Found 404

UPDATE: Google Search Console Index Coverage is now part of Page Indexing. Updated how-tos for Page Indexing can be found here:

If you are new to indexing or SEO, or have a small site, here's how to get started:

Decide whether you need to use this report. If your site has fewer than 500 pages, you probably don't need to use this report. Instead, use the following Google searches to see if key pages (or any pages) on your site are indexed. Examples:

Only if these searches return no results for your site and you are willing to spend the time to fully understand this report should you use the Page Indexing report to see why your site isn't indexed (see the troubleshooting section).

[swagnexttuber-boombeach]

As per your recommendation I have ignored 404 not found. but when try to click validate. the GSC validation is getting failed. Why

[shortcoursesonline]

Hi. Thanks for such a nice video. I've a problem in my search console. I've received a message from google console (Crawl Anomaly ) submitted url has crawl issue. Mostly urls are of images and already deleted from google. Can you please guide how to fix ?