that didn't work for me but thank youPerhaps issues with the permissions.
Open Terminal and run:
RebootCode:sudo chown -R root:wheel /Library/Extensions/AtherosE2200Ethernet.kext
This worked for me! Thanks a ton!Remove /Library/Extensions/AtherosE2200Ethernet.kext
Download KextBeast 2.0.1 and AtherosE2200Ethernet-V2.2.0.zip
1. Place AtherosE2200Ethernet.kext from /AtherosE2200Ethernet-V2.2.0/Release/ folder on your desktop.
2. Run KextBeast installer
3. Select the destination folder: /Library/Extensions
4. Reboot