You can set NULL values for datetime values in your update parameters by using DBNull.value.
SqlPar(0) = New SqlClient.SqlParameter("@CreatedOn", DBNull.Value)
You can not use vbnull for null values. It sets the date to the lowest available value which varies (2.1.1900 for me).
Popularity: 8% [?]
Tags: Microsoft, Microsoft SQL Server, Visual Basic