OutOfMemoryException

[C# Programming]

i write this code :
when i debuged , in line 5 i see this error : "Exception of type 'System.OutOfMemoryException' was thrown."

do u know what should i do?


1- HtmlTextWriter htmlWrite = new HtmlTextWriter(stringWriter);
2- DataGrid DataGrd = new DataGrid();
3- DataGrd.DataSource = dsGrid;
4- DataGrd.DataBind();
5- DataGrd.RenderControl(htmlWrite);