No client cache suggestion worked!! Thank you, zigger.

Btw, wiki 1.4.0 on IIS6, PHP 4.3.3 (isapi), MySQL 4.0.16-nt woks ok without the no cache option

Zigger wrote:

IIS 6.0 may have the same problems, according to http://bugzilla.wikimedia.org/show_bug.cgi?id=1872 .

You could try the no-client-cache suggestion in comment #3 of http://bugzilla.wikimedia.org/show_bug.cgi?id=1763 .

Good luck, -- Zigger

Have a nice day!