[chatstate] AttributeError: 'NetworkEvent' object has no attribute 'conn'

There are tons of this error in console. Plugin v1.1.0

27.01.19 13:17:39 (E) gajim.c.ged Error while running an event handler: <bound method ChatstatePlugin.chatstate_received of <chatstate.chatstate.ChatstatePlugin object at 0x7f7690052eb8>>
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/gajim/common/ged.py", line 101, in raise_event
    if handler(*args, **kwargs):
  File "/home/orhideous/.local/share/gajim/plugins/chatstate/chatstate.py", line 51, in chatstate_received
    contact = app.contacts.get_contact_from_full_jid(obj.conn.name,
AttributeError: 'NetworkEvent' object has no attribute 'conn'