Hi @Aregala_Yedukondalu ,
Could you try with the below Expression :
DT = DT.Rows.Cast(Of DataRow)().Where(Function(row) Not row.ItemArray.All(Function(field) field Is DBNull.Value Or String.IsNullOrWhitespace(field))).CopyToDataTable()
Here, DT
is the datatable retrieved from Database.
To Handle errors with Direct CopyToDatatable, Check the below post :