show error info for an unbound cell

If I add an unbound column on infragistics开发者_JAVA百科 ultrawingrid, based on other cell values of that row, I need to show an error icon to that unbound cell. How can I do that?

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There is an approach you can use in the Infragistics forums: http://blogs.infragistics.com/forums/t/47094.aspx

Alan