[AccessD] Text Box Default Value

I an using the following expression to set the default value of a text
box on a form. The text box displays nothing. What might I be doing
wrong? Thanks

 

=Min([tbl Manifold Production]![ProductionDate])

 

Chester Kaup

Engineering Technician

Kinder Morgan CO2 Company, LLP

Office (432) 688-3797

FAX (432) 688-3799

 

 

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