Missing argument help

in Antispam DNS Blocklists Tools i try to add some dns  but i get the message in the top of my administration screen

Warning: Missing argument 1 for BxDolAdmFormDnsblAdd::BxDolAdmFormDnsblAdd(), called in /opt/lampp/htdocs/mywebsite/administration/antispam.php on line 309 and defined in /opt/lampp/htdocs/mywebsite/administration/antispam.php on line 32

Warning: Missing argument 2 for BxDolAdmFormDnsblAdd::BxDolAdmFormDnsblAdd(), called in /opt/lampp/htdocs/mywebsite/administration/antispam.php on line 309 and defined in /opt/lampp/htdocs/mywebsite/administration/antispam.php on line 32

What's wrong

"in Antispam DNS Blocklists Tools i try to add some dns"

could you elaborate some more..

[EDIT]Ouch, I tried to add another source and got the same error!! BUG!