hello .


i installed ubuntu 13.04 two weeks ago and had problem with the wifi card ,therewas no driver for it , so i used the additional driver (proprietary) .


worked just fine . lately i wanted to use radar wifi , i installed it and when i tryed start it , the wifi's driver blocked . and when i tryed restart th pc , doesn't shutdown , the ubuntu logo was shown for long time tell i power it off with long press on power button


here is some infos


ubu@ubu-Inspiron-3520:~$ sudo lshw -C network
*-network
description: Wireless interface
product: BCM43142 802.11b/g/n
vendor: Broadcom Corporation
physical id: 0
bus info: pci@0000:07:00.0
logical name: eth1
version: 01
serial: 08:ed:b9:92:32:7b
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=wl0 driverversion=6.20.155.1 (r326264) latency=0 multicast=yes wireless=IEEE 802.11abg
resources: irq:19 memory:f7c00000-f7c07fff
*-network
description: Ethernet interface
product: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:09:00.0
logical name: eth0
version: 05
serial: e0:db:55:8e:83:7e
size: 10Mbit/s
capacity: 100Mbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half firmware=rtl_nic/rtl8105e-1.fw latency=0 link=no multicast=yes port=MII speed=10Mbit/s
resources: irq:41 ioport:e000(size=256) memory:f0004000-f0004fff memory:f0000000-f0003fff
*-network DISABLED
description: Ethernet interface
physical id: 2
logical name: wwan0
serial: 02:50:f3:00:00:00
capabilities: ethernet physical
configuration: broadcast=yes driver=cdc_ether driverversion=22-Aug-2005 firmware=Mobile Broadband Network Device link=no multicast=yes