can get the list of my entire roster but not the status of a particular buddy.
Maybe that buddy is not in your roster?
what am i doing wrong here ? $user is undef !!
It appears you're not reading the fine manual (Net::XMPP::Roster), online returns undef when a user is not online
Try Dumper-ing the results of query my %hash = $Roster->query('email@example.com');
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