disabled lan adapter after install avast

hi,i just bought and installed avast IS.after pc restart my network is disabled.

i use onboard lan nvidia nforce network adapter.
in network connections is disabled.when try to anable a message say anabled but it still disabled!
now i cant work online with my computer.
windows tried to fix it but nothing.
windows message …"an ethernet cable is not properly plugged in or might be broken
rebooting in safe mode with network support didnt worked

i need asap support for this issue
win 7 64 sp1
MB ASUS P5N32 E SLI

thank you

welcome to the forum.

have a lock here https://support.avast.com/index.php?_m=knowledgebase&_a=viewarticle&kbarticleid=970&nav=0,2,65 i think this you have to do.

Thank you for your welcome message and for your reply !

I can say that didn’t helped me.My problem is that my network adapter is staying disable…like when you unplug the lan cord.
I cannot enable my network after the installation.

In the notification Area the screen icon has the red X symbol…