Device Not Ready

[jmona789]

I just installed Ubuntu 12.04.1 LTS on my Laptop and when I try to connect to a wireless network it says "device not ready(firmware missing)." How do i fix this?

[Bucky Ball]

Welcome to the forums. Start by posting the result of:

sudo lshw -C network

[jmona789]

*-network
description: Network controller
product: BCM4311 802.11a/b/g
vendor: Broadcom Corporation
physical id: 0
bus info: pci@0000:05:00.0
version: 01
width: 32 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: driver=b43-pci-bridge latency=0
resources: irq:18 memory:c0200000-c0203fff
*-network
description: Ethernet interface
product: BCM4401-B0 100Base-TX
vendor: Broadcom Corporation
physical id: 0
bus info: pci@0000:08:00.0
logical name: eth0
version: 02
serial: 00:19:b9:7c:f9:9c
size: 100Mbit/s
capacity: 100Mbit/s
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list ethernet physical mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=b44 driverversion=2.0 duplex=full ip=192.168.1.13 latency=64 link=yes multicast=yes port=twisted pair speed=100Mbit/s
resources: irq:21 memory:c0300000-c0301fff
*-network DISABLED
description: Wireless interface
physical id: 1
logical name: wlan0
serial: 00:19:7e:93:43:3c
capabilities: ethernet physical wireless
configuration: broadcast=yes driver=b43 driverversion=3.2.0-29-generic firmware=N/A link=no multicast=yes wireless=IEEE 802.11bg

[jmona789]

anybody?

[Hadaka]

hi try this,,

sudo apt-get remove --purge bcmwl-kernel-source
sudo apt-get install linux-firmware-nonfree
sudo modprobe b43