My 5.0.4 upgrade from 5.0.1 is finally working.
I was having the same problem as dozens of other users, and my server at first appeared to loose the brain. An Apple Engineer was supposed to call me, but I did not get the call. I went through the same fix after fix as all the techs in the postings did. I read almost all of the postings, one common problem is the same for all of us - redirecting of the sites to WIKI.
Lastly I did reinstall the server - no resolve.
Rebuilt DNS - no resolve.
Moved certificates - no resolve.
Resetting server to factory defaults - no resolve.
Today I see the issue was simple for me.
I changed the configuration of the IP Address from dedicated server IP to Any in my site config. I verified that I am pointing to proper server documents folder in Store Sites Files In location, verified that DNS is pointing to proper website with server IP, stopped WEB and WIKI servers, started and all back to 'good old days'
Secure sites work, unsecured sites work, I noticed better performan