I am trying to use index match but cannot get it to work, it works when I manually enter the time and date into the cells next to the yellow box but when using the formula ref i get n/a error.

Indext Match Formula

=INDEX(B37:Y67,MATCH(E4,A37:A67,0),MATCH(F4,B36:Y36,0))

Indext Match Formula

=INDEX(B37:Y67,MATCH(E4,A37:A67,0),MATCH(F4,B36:Y36,0))