Issue with rich:comboBox suggestionValues

[basharf]

Hello all

There is an issue with <rich:comboBox suggestionValues

I have this:

<rich:comboBox suggestionValues="#{nationalityTableBean.capitalsNames}"

                         directInputSuggestions="true" 

                         defaultLabel="Enter some value">

    <f:selectItems value="#{nationalityTableBean.capitalsNames}" />

</rich:comboBox>

and in the bean ...

List<SelectItem> capitalsNames = new ArrayList<SelectItem>();

capitalsNames.add(new SelectItem("xxx","yyy"));

but what appears inside the combobox:

is :            

javax.faces.model.SelectItem@18eff3c

and

xxx

!!!

see image attached ..

Please help !!

Thanks  a  lot