Maybe the processor you just dropped in is not compatible.
Check your bios version and your motherboard's manufacturer's website to see if its good and well. (judging by your mobo's name, i guess its an Asus one)
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i just checked it for you...
http://www.asus.com/Motherboards/M5A78LM_LX/#support_CPU
It seems the processor you said "fx 4130" is not compatible... You might need to file for a refund, buddy, i'm sorry[/quotemsg
Ty I put my old processor in and it worked buy now I can't connect to the internet