Hi, I am working on a Macro-enabled workbook and having issues with creating a data validation formula. This is my formula, and I cannot see what could be wrong with it, but I keep getting an error. =IF($C$7=DETAIL!$F$3,DETAIL!$C$3:$C$17,IF($C$7=DETAIL!$F$4,DETAIL!$D$3:$D$10,IF($C$7=DETAIL!$F$5,DETAIL!$D$31:$D$38,IF($C$7=DETAIL!$F$6,DETAIL!$D$11:$D$21,IF($C$7=DETAIL!$F$7,DETAIL!$D$22:$D$30,IF($C$7=DETAIL!$F$8,DETAIL!$E$3:$E$15,"")))))
Solved by O. D. in 28 mins