hello I just installed ispconfig 2.2.21 on debian etch 4, and after installation without any errors i tried to login with the default username admin and pwd admin it says : error 101 either username or password is wrong. Then i stoped it and resatart the ispconfig_server also now i got: Warning : sql feteshed error in config.inc.php on line 47. another one (MTA postfix) error : bad parameter (MTA_HOSTNAME) in postfix.cnf What all of this could be ? i didn't get any errors during the installation. any help will be appreciated. Thanks to you all.