Okay Friends
i’m find the solution
we are can’t set datatable in DataSet as static
But when use this dataset in another Form ( such as in ReportViewer )
will create new dataset element in Form Look to this Photo
one Click on this DataSet and go to properties and set modifiers public
then everything will be fine when use this table in any class
use this table and don’t use table in photo question above
1
solved How to set DataSet.DataTable as static