(In reply to Dmitry Markov from comment #6) > Created attachment 850863 [details] > dmesg > > ofcourse Hm, I can't see error message[1] in this log. Could you try to reproduce it and attach full log again, thanks! Side question, are you using USB Wi-Fi dongle? [1] "ieee80211 phy0: brcmf_cfg80211_change_iface: iface validation failed: err=-16"