so after years of 3 way sli my gtx 770 give up may 19 2021. no big rush to send it back finally dropped it at post office  yesterday  cause my 1070 is now just black screen in all 3 computers i tried  it in just went to fill out rma on the 1070 an it keeps going back the rma start screen 3x so checked the open rma's and says the 1 for the 770 is expired? an nothing for the 1070 listed. any idea  why