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    Question DLL - Get address of UDF calling cell

    Hi, I have several Excel UDFs in a DLL created with VB (VB2008 Express) and .NET 3.5 SP1 My existing UDFs work fine in Excel (2003). I am now trying to add a new UDF that requires the name of the workbook and worksheet of the cell calling the UDF. I cannot get the ActiveCell or the...