>I wonder if I would get the "current behavior" from BOTH versions of>Perl if I changed the back end to VT_NULL instead of empty . . .>something to try. Excellent . . . I have more regression testing to do, but it looks like this worked. I change the return type from BSTR to VARIANT and as you suggested returned VT_NULL on the error paths. The Perl front end is now seeing the expected undef behavior under both versions of Perl. THANK YOU! Frank
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