LDAP errror in dialup admin page

I am trying to use freeradius 1.1.7 in Freebsd 6.2 with openldap 2.3.37 for authentication and mysql for accounting. While creating new user I get following error in dialup admin page: Warning: file(/usr/local/etc/raddb/ldap.attrmap) [function.file]: failed to open stream: Permission denied in /usr/local/www/apache22/data/dialupadmin/lib/ldap/attrmap.php3 on line 4 Warning: Invalid argument supplied for foreach() in /usr/local/www/apache22/data/dialupadmin/lib/ldap/attrmap.php3 on line 5