using the latest version of WordPress when trying to add a new post and then trying to save as draft or publish i get a 404 error returned.
if I enter just a page title i can save as draft but as soon as i enter content it errors.
I've tried disabling all the plugins and no plugins have been updated since a last working article was saved, scheduled and published and it's not a problem with my theme, obviouslty, as it's only in the admin end.
If I go back in my browser to the editor, the html view has removed all the spacing and has inserted MCE mark up in my
<table> tags such as
as an aside,I am using wp-super-cache and cloudflare; Google searches suggest adding some mod_security fix to
.htaccess in the
wp-admin i did this but to no avail. It seems to be a common problem, but no definitive fix.