I'm getting this error on dozens of my sites:
PHP Notice: A feed could not be found at
http://wordpress.org/plugins/rss/browse/popular/. A feed with an invalid mime type may fall victim to this error, or SimplePie was unable to auto-discover it.. Use force_feed() if you are certain this URL is a real feed. in
path/to/wp-includes/class-simplepie.phpon line 1555
I don't know where this is coming from. I have no plugins installed other than my own, so this must be a WordPress core thing where it's trying to show me popular plugins but is referring itself to a dead link. Is there any way to disable this?
I found where WP core is introducing this feed. It's in
wp-admin/includes/dashboard.php in the