When i try to create a seam backing bean obj ref in ActionListener server throwing exception (Exception while invoking expression #{reviewDetailAction.listingReviewDetailEvent})
What went wrong. Other seam objects are working fine. what special to this specific object.
If i keep this, i get exception. if i comment, no exception, Y? Any Ideal, Please help me.

@In
private SuppressDetail suppressDetail;


@Name("reviewDetailAction")
@Scope(SESSION)
public class ReviewDetailAction {

@DataModel
private List reviews;

@DataModel
private List list;

//@In
//private SuppressDetail suppressDetail;b]

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}


@Name ("suppressDetail")
@Scope(SESSION)
public class SuppressDetail implements Serializable {
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}