Does it mean the page was not cached? If so, what is the reason for that page not being cached?
I tried to refresh the different pages a few times to give W3TC the chance to cache the pages but it did not make any difference.
See below my debug info.
Thank you for your help in advance.
<!-- W3 Total Cache: Page cache debug info:
Status: not cached
Creation Time: 0.325s
Expires: Wed, 24 Mar 2010 02:50:49 GMT
Last-Modified: Wed, 24 Mar 2010 02:47:49 GMT
Cache-Control: max-age=180, public, must-revalidate, proxy-revalidate
Vary: Accept-Encoding, Cookie