Gajim error

Gtk-Message: Failed to load module "canberra-gtk-module"
09/27/2016 18:01:11 (E) gajim.plugin_system.omemo No module named axolotl.ecc.djbec
Traceback (most recent call last):
  File "gajim.py", line 533, in <module>
    interface.run()
  File "/usr/share/gajim/src/gui_interface.py", line 2699, in run
    gajim.plugin_manager = plugins.PluginManager()
  File "/usr/share/gajim/src/plugins/helpers.py", line 129, in __call__
    cls.instance=super(Singleton, cls).__call__(*args,**kw)
  File "/usr/share/gajim/src/plugins/pluginmanager.py", line 104, in __init__
    pc = PluginManager.scan_dir_for_plugins(path)
  File "/usr/share/gajim/src/plugins/helpers.py", line 114, in wrapper
    result = f(*args, **kwargs)
  File "/usr/share/gajim/src/plugins/pluginmanager.py", line 476, in scan_dir_for_plugins
    if not issubclass(module_attr, GajimPlugin) or \
  File "/usr/share/gajim/src/common/demandimport.py", line 86, in __getattribute__
    self._load()
  File "/usr/share/gajim/src/common/demandimport.py", line 58, in _load
    mod = _origimport(head, globals, locals)
ImportError: No module named axolotl