it might be that the !empty() was added later without it there is no reason the code would hang as well.. Arnon > > Ok . . I understand the logical value of !EMPTY() compared to the > DateTime() value is an operandi mismatch but I guess I don't understand > why this has worked for months in other forms (of course not now!). This > coding is in the valid for a textbox and is in a class. I'm needing to > validate that the date/time entered cannot be greater than the current > date/time. Thanks > Linda >