Overload resolution failed because no Public 'Add' can be called with these arguments:
'Public Function Add(text as String)As System.Windows. Forms.ListViewI tem.ListViewSub Item':
Argument matching parameter 'text canot convert from 'DBNull' to 'String'.
'Public Function Add(item as System.Windows. forms.ListViewI tem.ListViewSub Item)as
System.Windows. forms.ListViewI tem.ListViewSub Item
Argument...