After installing 5.3′, the install script has set some rights so you aren’t able to go to the DBBrowser for example. Ofcourse I do know that the tool isn’t supported by Sitecore, but as I’ve seen that it is enhanced in 5.3, I know it’s at least usefull… :).
But anyway,the message that appaeared wasn’t that friendly and usefull:
The only usefull information was ‘401.2’. So after some Googling(sorry guys, but Sitecoring is also a verb for me :P). I found this link: http://support.microsoft.com/kb/253667
Microsoft Support helped me out, I just had to turn on Anonymous Access for the specific folder(webstie/sitecore/admin):
Funny behaviour: my app-pool got a reset. I guess that’s explainable, but I noticed it…
For those who don’t know about which folder I’m talking and what the DBBrowser is, take a look at the following pages:
Note: I highly recommend to disallow the anonymous users when you migrate to a production environment!