I sometimes get the message that the token has expired. I've found that the only way to 'reload' is to copy the web address at the top and enter it into a new tab.
I looked at your recent posts, and do not see, as you mentioned, a post from last night. Not sure what happened there.
Not sure what is happening in your inability to see other pictures. Are you using a computer or a phone/tablet device? Did you choose the appropriate mode - full board or mobile?