Media uploader, media pages

PHP – 5.3.10-1ubuntu3.7
MYSQL – 5.5.31
WordPress – 3.5.2
BuddyPress – 1.8
rtMedia – 3.0.0
OS – Linux
Imagick – ImageMagick 6.6.9-7 2012-08-17 Q16 http://www.imagemagick.org
GD – 2.0
[php.ini] post_max_size – 8M
[php.ini] upload_max_filesize – 5M
[php.ini] memory_limit – 128M

Media uploader doesn’t work when I try uploading media it gets stuck at 0%, when posting I see
upload/
/netas/members/antanas/activity
404
Not Found
text/html
plupload.html5.js?ver=1.5.5:1
Script
at chromes Inspect Element -> Network.

Also media pages result in 404 error, tried flushing permalins as suggested in http://rtcamp.com/groups/rtmedia/forum/topic/page-not-found-rtmedia-3-0-6-buddypress1-8-on-wordpress-3-5-2/
however it didn’t fixed the problem.

http://wordpress.org/extend/plugins/buddypress-media/