[maemo-developers] problems uploading to non-free repository

[From: Ram Kurvakat]

hello,

Ive seen many bugs related to this issue, which have been marked as solved.
for example: https://bugs.maemo.org/show_bug.cgi?id=3354
https://bugs.maemo.org/show_bug.cgi?id=8077
https://bugs.maemo.org/show_bug.cgi?id=4241

Ive been getting this error today while uploading to the non-free section

Uploading to fremantle-extras-devel-non-free (via scp to drop.maemo.org):
Permission denied (publickey).
lost connection
Warning: The execution of '/usr/bin/scp' as
 'scp -p /home/krk969/buddy_0.1-1_armel.deb /home/krk969/buddy_0.1-1_armel.changes krk969 at drop.maemo.org:/var/www/extras-devel/incoming-nonfree/fremantle'
 returned a nonzero exit code.
Error while uploading.


could anybody help me with this please ? does it have anything to do with the public ssh key in my garage account page ?
I have no clue what Im doing wrong. 

thanks
Ram