bzr: Permission denied (publickey)

[amjjawad ]

Permission denied (publickey).ConnectionReset reading response for 'BzrDir.open_2.1', retrying
Permission denied (publickey).
bzr: ERROR: Connection closed: Unexpected end of message. Please check connectivity and permissions, and report a bug if problems persist.

I started this thread to explain about the issue:
http://ubuntuforums.org/showthread.php?t=2277878&p=13283754#post13283754

I have tried from Xubuntu 12.04.5 and Ubuntu GNOME 14.04.2 but got the exact same problem.

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: bzr 2.6.0+bzr6593-1ubuntu1.1
ProcVersionSignature: Ubuntu 3.13.0-54.91-generic 3.13.11-ckt20
Uname: Linux 3.13.0-54-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.11
Architecture: amd64
CurrentDesktop: GNOME
Date: Tue Jun 16 12:45:49 2015
InstallationDate: Installed on 2014-04-11 (430 days ago)
InstallationMedia: Ubuntu-GNOME 14.04 LTS "Trusty Tahr" - Daily amd64 (20140410)
PackageArchitecture: all
SourcePackage: bzr
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.