I don't believe NZ will work mostly because the result is #ERROR and not null. I had tried...
NZ(CDate(Mid([tbl_NF_Pinless]![pxCreateDateTime],5,2) & "-" & Mid([tbl_NF_Pinless]![pxCreateDateTime],7,2) & "-" & Left([tbl_NF_Pinless]![pxCreateDateTime],4)),0)
But that just results in #ERROR. I...