I have got a warning massage as below

Warning: mkdir(): SAFE MODE Restriction in effect. The script whose uid is 240478 is not allowed to access /www/99k.org/s/i/n/single/htdocs/photos/plog-content/images owned by uid 2001 in /www/99k.org/s/i/n/single/htdocs/photos/plog-admin/plog-admin-functions.php on line 1230

how can i to settle it?