Installation Problem

I have setup my Mandriva server with MANDRIVA PERFECT SETUP Guide.

than download the tar file ispconfig and put it /tmp folder then exract and ./setup

Everything is ok but at the end of the installation process gettin ;


Connected successfully to MySQL server
ERROR 14 (HY000) at line 1425: Can't change size of file (Errcode: 28)

Restarting some services...
Postfix kapat?l?yor: [ OK ]
Postfix ba?lat?l?yor: [ OK ]
proftpd durduruluyor [ERROR ]
Starting proftpd [ERROR ]
Starting ISPConfig system...
Apache/1.3.39 mod_ssl/2.8.30 (Pass Phrase Dialog)
Some of your private key files are encrypted for security reasons.
In order to read them you have to provide us with the pass phrases.

Server xxxxxx.com (RSA)
Enter pass phrase:

Ok: Pass Phrase Dialog successful.
/root/ispconfig/httpd/bin/apachectl startssl: httpd started
FreshClam is already running!
ISPConfig system is now up and running!
Congratulations! Your ISPConfig system is now installed. If you had to install quota, please take the steps described in the installation manual. Otherwise your system is now available without reboot.
Please direct your browser to

https://xxxxxxxxxxxxxxx:81

and log in:
Username: admin
Password: admin


i cant login with this info.I think problem is setup cant get start SQL commands for MYSQL so there is no table to control.

Getting Wrong Username and password error when i tried to login.

 

/dev/sda1 7,7G 6,9G 410M 95% /
/dev/sda6 99G 221M 99G 1% /home

there is no problem with this.I think problem is ;
i was installed ispconfig this system there was no problem but iwas getting error from phpmyadmin and roundcubemail : Your Browser Does Not Support Cookies.So i removed it and reinstall.Now i cant install ispconfig again