This bug most likely affects all previous versions of pidgin-sipe, it certainly affects Ubuntu Vivid 15.04 pidgin-sipe-1.18.2.
http://sourceforge.net/p/sipe/bugs/285/?limit=25&page=1#a385 - This patch provided by the maintainer on the Sourceforge forum appears to apply cleanly to Ubuntu Vivid 15.04 pidgin-sipe-1.18.2 sources and I'm now able to log in to MS Lync / Office Communicator successfully (applied by adding patch file to debian/patches/ and including it in debian/patches/series before running dpkg-buildpackage). -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1488336 Title: authentication failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pidgin-sipe/+bug/1488336/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs