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Editorial Team
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Asked: 2026-06-15T13:45:22+00:00

My <h:selectOneListbox /> works well when it contains more than one element, but a

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My <h:selectOneListbox /> works well when it contains more than one element, but a problem occurs when there is only one single item: the listbox get displayed as a dropdown list, and my nested <f:ajax event="valueChange" /> won’t get triggered. Any idea why?

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1 Answer

  1. Editorial Team

    Finally, I just added a size attribute to the <h:selectOneListbox /> tag with a value of 2 and it solved the problem:

    <h:selectOneListbox size="2" />

    Hope that could help ;)

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