[webgyrl]

I am having this exact same problem on a brand new WP/BP site.

Specs

1. Which version of WPMU are you running?
I am using regular WP 3.0
2. Did you install WPMU as a directory or subdomain install?
Root directory
3. If a directory install, is it in root or in a subdirectory?
Root
4. Did you upgraded from a previous version of WPMU? If so, from which version?
Was a previous version install via Fantastico on cPanel, upgraded to 3.0 before BuddyPress was installed
5. Was WPMU functioning properly before installing/upgrading BuddyPress?
Not sure
6. Which version of BuddyPress (BP) are you running?
Version 1.2.5.2
7. Did you upgraded from a previous version of BP? If so, from which version?
No
8. Do you have any plugins other than BuddyPress installed and activated?
Yes:
Welcome Pack Version 2.1
Twitter Goodies Version 3.9.0
Tweetstream Version 1.4
oEmbed for BuddyPress Version 0.52
Invite Anyone Version 0.6.4
Import from Ning Version 1.1
Facestream Version 1.1
Contact Form 7 Version 2.2.1
BuddyPress Usernames Only Version 0.58
BuddyPress Profile Privacy Version 0.2
BuddyPress Private Messages for Followers Only Version 1.0
BuddyPress Like Version 0.0.7
BuddyPress Group Tags Version 1.2.2
BuddyPress Group Email Subscription Version 2.5
BuddyPress Forum Topic Mover Version 1.0.0
BuddyPress Follow Version 1.0
BuddyPress Album+ Version 0.1.7
BP Profile Search Version 1.0
BP Group Management Version 0.4
BP-NotificationWidget Version 1.4
9. Are you using the standard BuddyPress themes or customized themes?
Standard BP Theme BuddyPress Default 1.2.5.2
10. Have you modified the core files in any way?
No
11. Do you have any custom functions in bp-custom.php?
I do not think so.
12. If running bbPress, which version? Or did your BuddyPress install come with a copy of bbPress built-in?
I ran the bbPress installer that came with BuddyPress
13. Please provide a list of any errors in your server’s log files.
[Thu Jul 08 01:43:12 2010] [error] [client 99.232.211.136] PHP Warning: Cannot modify header information – headers already sent by (output started at /home/wwwnatf/public_html/site/wp-admin/includes/misc.php:133) in /home/wwwnatf/public_html/site/wp-includes/pluggable.php on line 890, referer: http://natfriends.com/site/wp-admin/options-general.php
[Thu Jul 08 01:43:12 2010] [error] [client 99.232.211.136] PHP Warning: is_writable() [function.is-writable]: open_basedir restriction in effect. File(/) is not within the allowed path(s): (/home/wwwnatf:/usr/lib/php:/usr/local/lib/php:/tmp) in /home/wwwnatf/public_html/site/wp-admin/includes/misc.php on line 133, referer: http://natfriends.com/site/wp-admin/options-general.php
[Wed Jul 07 23:53:55 2010] [error] [client 99.232.211.136] PHP Warning: Invalid argument supplied for foreach() in /home/wwwnatf/public_html/site/wp-content/plugins/wordpress-shout-box-chat/chat.php on line 38, referer: http://natfriends.com/site/
[Wed Jul 07 23:53:55 2010] [error] [client 99.232.211.136] PHP Warning: file_put_contents(history/20100707) [function.file-put-contents]: failed to open stream: Permission denied in /home/wwwnatf/public_html/site/wp-content/plugins/wordpress-shout-box-chat/chat.php on line 23, referer: http://natfriends.com/site/
[Wed Jul 07 23:53:52 2010] [error] [client 99.232.211.136] PHP Warning: Invalid argument supplied for foreach() in /home/wwwnatf/public_html/site/wp-content/plugins/wordpress-shout-box-chat/chat.php on line 38, referer: http://natfriends.com/site/
[Wed Jul 07 23:53:52 2010] [error] [client 99.232.211.136] PHP Warning: file_put_contents(history/20100707) [function.file-put-contents]: failed to open stream: Permission denied in /home/wwwnatf/public_html/site/wp-content/plugins/wordpress-shout-box-chat/chat.php on line 23, referer: http://natfriends.com/site/
[Wed Jul 07 23:47:55 2010] [error] [client 99.232.211.136] PHP Warning: chmod() [function.chmod]: Operation not permitted in /home/wwwnatf/public_html/site/wp-content/plugins/phpfreechat/src/pfctools.php on line 180, referer: http://natfriends.com/site/
[Wed Jul 07 23:47:55 2010] [error] [client 99.232.211.136] PHP Warning: copy(/home/wwwnatf/public_html/site/wp-content/plugins/phpfreechat/src/../data/public/themes/zilveer/smileys/emoticon_unhappy.png) [function.copy]: failed to open stream: Permission denied in /home/wwwnatf/public_html/site/wp-content/plugins/phpfreechat/src/pfctools.php on line 179, referer: http://natfriends.com/site/
[Wed Jul 07 23:47:55 2010] [error] [client 99.232.211.136] PHP Warning: chmod() [function.chmod]: Operation not permitted in /home/wwwnatf/public_html/site/wp-content/plugins/phpfreechat/src/pfctools.php on line 180, referer: http://natfriends.com/site/
[Wed Jul 07 23:47:55 2010] [error] [client 99.232.211.136] PHP Warning: copy(/home/wwwnatf/public_html/site/wp-content/plugins/phpfreechat/src/../data/public/themes/zilveer/smileys/eusa_whistle.gif) [function.copy]: failed to open stream: Permission denied in /home/wwwnatf/public_html/site/wp-content/plugins/phpfreechat/src/pfctools.php on line 179, referer: http://natfriends.com/site/
I moved files in site to root…..
Hosting company:
Total Choice Hosting