Peo Sjoblom wrote...
=IF(ISNUMBER(MATCH(H2,A1:A100,0)),VLOOKUP(H2:A1:C 100,2,0),"")
....

Save a function call. Fix a typo (H2:A1:C100 - H2,A1:C100).

=IF(COUNTIF(A1:A100,H2),VLOOKUP(H2,A1:C100,2,0),"" )