Internal Cam Cover

any of u guys here encounter cam cover internal wear out??i mean the internal side of the cam cover itself had signs of wear & tear where the round tip are chip off....any idea of any defects if continue using of the cam cover?

ive never heard of it..

me too nv heard of that B4 for the years i rode on my 00R1 since bought...bt it happens...the mech also dunoe wat caused the damage,my piston n Cam are nicely unscratch....