Missed to update the dbversion number for the last patch.

tbrehm

2010-08-31 b97379cee0909b4fe39305dbe6d713f5d876c119

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auth    required   pam_mysql.so user={mysql_server_ispconfig_user} passwd={mysql_server_ispconfig_password} host={mysql_server_ip} db={mysql_server_database} table=mail_user usercolumn=email passwdcolumn=password crypt=1
account sufficient pam_mysql.so user={mysql_server_ispconfig_user} passwd={mysql_server_ispconfig_password} host={mysql_server_ip} db={mysql_server_database} table=mail_user usercolumn=email passwdcolumn=password crypt=1