I've been trying to move to a new server with PHP 5, and I've installed WP and reinstalled but have ended up once more with an installation that doesn't quite work.
Everything looks OK and the speed is much faster, but the internal links on the blog become unstable. Perhaps 20% of the time a link is followed it registers correctly in the address bar but the actual link on the page goes elsewhere. If I click on, say 'about' the link might take me to the rss feed, or to the archives, anywhere but where I wanted to go.
Now, if I hit F5 I usually go to the correct link, but when I hit F5 repeatedly, the link is liable to go astray again.
I cannot detect a pattern here, the wrong links seem to happen erratically.
If anyone has a clue what's happening here I'll be might grateful.
The current installation which demonstrates this behaviour is at: