Set mapping to your type in SqlServer using TypeName property that: Gets or sets the type name for a table-valued parameter, that has to fix .
p.TypeName = "dbo.MyType";
Check as well Table-Valued Parameters post
Set mapping to your type in SqlServer using TypeName property that: Gets or sets the type name for a table-valued parameter, that has to fix .
p.TypeName = "dbo.MyType";
Check as well Table-Valued Parameters post