Default BIG PROBLEM Fastboot bootloop

hey XDA membee,

I have a big problem, but is not really a Bootloop, because I can Boot normaly in the System and everthing work, but when i boot to recovery i became on screen:

fastboot mode started
udc_start
I have some backup in my Micro SD card, but i cant restore, because i dont have a recovery.
I have trying EVERTHING.
I have trying with LG Support tool, i have everthing normal but the Recovery problem



Can you help me? Sorry for my bad english. I not using Translat.