The warning you are copying are not related to your connectivity issue, but the problem you describe seems rather one with wpasupplicant or with the driver, I'm reassigning to the kernel
** Package changed: network-manager (Ubuntu) => linux (Ubuntu) ** Changed in: linux (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1888390 Title: apparmor error causing deauthentication for certain SSID's Status in linux package in Ubuntu: New Bug description: dmesg output: [ 83.493815] audit: type=1107 audit(1595332083.919:115): pid=1040 uid=103 auid=4294967295 ses=4294967295 msg='apparmor="DENIED" operation="dbus_method_call" bus="system" path="/org/freedesktop/UDisks2" interface="org.freedesktop.DBus.ObjectManager" member="GetManagedObjects" mask="send" name=":1.4" pid=1922 label="snap.indicator-sensors.indicator-sensors" peer_pid=1044 peer_label="unconfined" exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' [ 165.565325] wlan0: authenticate with bc:ee:7b:65:f4:80 [ 165.566549] wlan0: send auth to bc:ee:7b:65:f4:80 (try 1/3) [ 165.568883] wlan0: authenticated [ 165.570960] wlan0: associate with bc:ee:7b:65:f4:80 (try 1/3) [ 165.573753] wlan0: RX AssocResp from bc:ee:7b:65:f4:80 (capab=0x411 status=0 aid=3) [ 165.579888] wlan0: associated [ 165.643053] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 211.035453] wlan0: deauthenticating from bc:ee:7b:65:f4:80 by local choice (Reason: 3=DEAUTH_LEAVING) Release Information: No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 18.04.4 LTS Release: 18.04 Codename: bionic Expected outcome: Connecting to the home network Actual outcome: deauthentication by local choice (Reason:3=DEAUTH_LEAVING) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1888390/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp