After successful login via widget, it still shows the login box. If you browse to another page, the login box disappears and it shows the standard welcome box. Same thing happens when logged out.
ON WP Cache and Super Cache enabled
Don't cache pages for logged in users. [checked]
Clear all cache files when a post or page is published. (This may significantly slow down saving of posts.) [checked]
Expire time: 300 seconds
Anyone having similar issue?