The problem seems to occur after kernel updates. NetworkManager needs to be restarted ('sudo kill PIDforNetworkManager") after suspend.
uname -r 3.13.0-36-generic apt-cache policy network-manager network-manager: Installed: 0.9.8.8-0ubuntu7 Candidate: 0.9.8.8-0ubuntu7 Version table: *** 0.9.8.8-0ubuntu7 0 500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages 100 /var/lib/dpkg/status
*-network description: Wireless interface product: Centrino Wireless-N 1000 [Condor Peak] vendor: Intel Corporation
$ lsmod | grep intel snd_intel8x0m 18830 0 snd_ac97_codec 130285 3 snd_via82xx_modem,snd_atiixp_modem,snd_intel8x0m snd_hda_intel 56451 3 snd_hda_codec 192906 3 snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_hda_intel snd_pcm 102099 7 snd_ac97_codec,snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_via82xx_modem,snd_atiixp_modem,snd_intel8x0m snd_page_alloc 18710 5 snd_pcm,snd_hda_intel,snd_via82xx_modem,snd_atiixp_modem,snd_intel8x0m snd 69322 21 snd_ac97_codec,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_via82xx_modem,snd_seq_device,snd_atiixp_modem,snd_intel8x0m,snd_seq_midi
I've found that killing "NetworkManager" (note the caps) resolves the issue and restarts the NetworkManager applet. I can then select a wifi network & continue.
The problem seems to occur after kernel updates. NetworkManager needs to be restarted ('sudo kill PIDforNetworkMa nager") after suspend.
uname -r archive. ubuntu. com/ubuntu/ trusty/main amd64 Packages dpkg/status
3.13.0-36-generic
apt-cache policy network-manager
network-manager:
Installed: 0.9.8.8-0ubuntu7
Candidate: 0.9.8.8-0ubuntu7
Version table:
*** 0.9.8.8-0ubuntu7 0
500 http://
100 /var/lib/
*-network
description: Wireless interface
product: Centrino Wireless-N 1000 [Condor Peak]
vendor: Intel Corporation
$ lsmod | grep intel modem,snd_ atiixp_ modem,snd_ intel8x0m codec_hdmi, snd_hda_ codec_conexant, snd_hda_ intel codec,snd_ hda_codec_ hdmi,snd_ hda_codec, snd_hda_ intel,snd_ via82xx_ modem,snd_ atiixp_ modem,snd_ intel8x0m snd_hda_ intel,snd_ via82xx_ modem,snd_ atiixp_ modem,snd_ intel8x0m codec,snd_ hwdep,snd_ timer,snd_ hda_codec_ hdmi,snd_ hda_codec_ conexant, snd_pcm, snd_seq, snd_rawmidi, snd_hda_ codec,snd_ hda_intel, snd_via82xx_ modem,snd_ seq_device, snd_atiixp_ modem,snd_ intel8x0m, snd_seq_ midi
snd_intel8x0m 18830 0
snd_ac97_codec 130285 3 snd_via82xx_
snd_hda_intel 56451 3
snd_hda_codec 192906 3 snd_hda_
snd_pcm 102099 7 snd_ac97_
snd_page_alloc 18710 5 snd_pcm,
snd 69322 21 snd_ac97_
I've found that killing "NetworkManager" (note the caps) resolves the issue and restarts the NetworkManager applet. I can then select a wifi network & continue.