Hi @jdstrand, here are the relevant (?) bits from Remmina itself and from snappy-debug, respectively:
(org.remmina.Remmina:981495): libappindicator-WARNING **: 08:51:57.867: Unable to connect to the Notification Watcher: GDBus.Error:org.freedesktop.DBus.Error.AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient; type=“method_call”, sender=“:1.268” (uid=1000 pid=981495 comm=“/snap/remmina/4222/usr/bin/remmina " label=“snap.remmina.remmina (enforce)”) interface=“org.kde.StatusNotifierWatcher” member=“RegisterStatusNotifierItem” error name=”(unset)" requested_reply=“0” destination=“:1.38” (uid=1000 pid=4839 comm="/usr/bin/gnome-shell " label=“unconfined”)
= AppArmor = Time: Jun 16 08:51:57 Log: apparmor=“DENIED” operation=“dbus_method_call” bus=“session” path=“/StatusNotifierWatcher” interface=“org.freedesktop.DBus.Introspectable” member=“Introspect” mask=“send” name=“org.kde.StatusNotifierWatcher” pid=981495 label=“snap.remmina.remmina” peer_pid=4839 peer_label=“unconfined” DBus access
= AppArmor = Time: Jun 16 08:51:57 Log: apparmor=“DENIED” operation=“dbus_method_call” bus=“session” path=“/org/gnome/Shell” interface=“org.freedesktop.DBus.Properties” member=“GetAll” mask=“send” name=“:1.38” pid=981495 label=“snap.remmina.remmina” peer_pid=4839 peer_label=“unconfined” DBus access
= AppArmor = Time: Jun 16 08:51:57 Log: apparmor=“DENIED” operation=“dbus_method_call” bus=“session” path=“/StatusNotifierWatcher” interface=“org.kde.StatusNotifierWatcher” member=“RegisterStatusNotifierItem” mask=“send” name=“:1.38” pid=981495 label=“snap.remmina.remmina” peer_pid=4839 peer_label=“unconfined” DBus access