Public bug reported:
After update to kernel linux-image-3.19.0-43 Wifi will not connect. Reverting
to linux-image-3.19.0-42 fixes this issue.
I'm using ThinkPad T440s with Ubuntu LTS 14.04 trusty.
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): device
state change: config -> failed (reason 'SSID not found') [50 120 53]
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> NetworkManager
state is now DISCONNECTED
Jan 17 10:17:07thinkpad-t440sNetworkManager[1016]: <warn> Activation (wlan0)
failed for connection 'Wifi'
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): device
state change: failed -> disconnected (reason 'none') [120 30 0]
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0):
deactivating device (reason 'none') [0]
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): supplicant
interface state: scanning -> disconnected
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <warn> Couldn't disconnect
supplicant interface: This interface is not connected.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
** Description changed:
After update to kernel linux-image-3.19.0-43 Wifi will not connect. Reverting
to linux-image-3.19.0-42 fixes this issue.
- I'm using ThinkPad T440s.
+ I'm using ThinkPad T440s with Ubuntu LTS 14.04 trusty.
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): device
state change: config -> failed (reason 'SSID not found') [50 120 53]
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> NetworkManager
state is now DISCONNECTED
Jan 17 10:17:07thinkpad-t440sNetworkManager[1016]: <warn> Activation (wlan0)
failed for connection 'Wifi'
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): device
state change: failed -> disconnected (reason 'none') [120 30 0]
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0):
deactivating device (reason 'none') [0]
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0):
supplicant interface state: scanning -> disconnected
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <warn> Couldn't
disconnect supplicant interface: This interface is not connected.
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https://bugs.launchpad.net/bugs/1535053
Title:
Wifi stops working with kernel update linux-image-3.19.0-43
Status in linux package in Ubuntu:
Incomplete
Bug description:
After update to kernel linux-image-3.19.0-43 Wifi will not connect. Reverting
to linux-image-3.19.0-42 fixes this issue.
I'm using ThinkPad T440s with Ubuntu LTS 14.04 trusty.
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): device
state change: config -> failed (reason 'SSID not found') [50 120 53]
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> NetworkManager
state is now DISCONNECTED
Jan 17 10:17:07thinkpad-t440sNetworkManager[1016]: <warn> Activation (wlan0)
failed for connection 'Wifi'
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): device
state change: failed -> disconnected (reason 'none') [120 30 0]
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0):
deactivating device (reason 'none') [0]
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0):
supplicant interface state: scanning -> disconnected
Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <warn> Couldn't
disconnect supplicant interface: This interface is not connected.
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1535053/+subscriptions
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