Cannot connect to wireless connect using ath9k

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https://bbs.archlinux.org – Hello, I'm having this irritating problem and cannot connect to wireless connection This is the error i get when i use the code :# sudo ip link set wlan0 upRTNETLINK answers: Operation not possible due to RF-killthen i looked up the internet and tried a solution to set the hard block in the rfkill list to no and this is how i did it:# sudo rmmod -f ath5k# sudo rfkill unblock all# sudo modprobe ath5kthe above commands switched the hard block to no along with the softblockafter that i ran the iwconfig and here is the outputeth0      no wireless extensions.lo    &#16 (HowTos)