Thank you for your help.
I set the limit to 200 (and later 2000) and got a complete installation.

I think it would be helpful if the installer script recognizes these limits and marks them as error during installation (the blog is not usable without a proper databse).

neko, now with testblog....

I have installed version serendipity-1.0.1.tar.gz (new installation).
I configured it in my apache, got index.php (fixed some permissions...),
clicked Default installation.

I got lots of Messages, but no ERROR:

User 'XXX' has exceeded the 'max_updates' resource (current value: 20)


called ...