Connection lost. Saving has been disabled… (Updating Posts/Pages)
That message is a result of your server throwing a 503 error and the WordPress Heartbeat API catching that error. See https://core.trac.wordpress.org/ticket/25660 for the background on the fix that WordPress introduced to save offline edits. Things to check on your computer are if WAMP is actually running when you’re getting this message (check the status … Read more