can't create freemind map

Hello,
i just try to create a freemind map, but Drupal 4.7 shows me this warnings:

* warning: fopen(): open_basedir restriction in effect. File(/freemind/karawane.mm) is not within the allowed path(s): (/var/www/kunden/web11/html/:/var/www/kunden/web11/phptmp/:/var/www/kunden/web11/files/:/var/www/kunden/web11/atd/) in /var/www/kunden/web11/html/initiative/modules/freemind/freemind.module on line 556.
* warning: fopen(/freemind/karawane.mm): failed to open stream: Operation not permitted in /var/www/kunden/web11/html/initiative/modules/freemind/freemind.module on line 556.
* warning: fwrite(): supplied argument is not a valid stream resource in /var/www/kunden/web11/html/initiative/modules/freemind/freemind.module on line 557.
* warning: fwrite(): supplied argument is not a valid stream resource in /var/www/kunden/web11/html/initiative/modules/freemind/freemind.module on line 558.
* warning: fwrite(): supplied argument is not a valid stream resource in /var/www/kunden/web11/html/initiative/modules/freemind/freemind.module on line 574.
* warning: fwrite(): supplied argument is not a valid stream resource in /var/www/kunden/web11/html/initiative/modules/freemind/freemind.module on line 576.
* warning: fclose(): supplied argument is not a valid stream resource in /var/www/kunden/web11/html/initiative/modules/freemind/freemind.module on line 577.

greetings
nichess