FacesException: DataModel must implement org.primefaces.model.SelectableDataModel when selection is enabled

Question

I am trying to learn PF so I started with displaying datatable first and navigating to next page on rowClick passing parameters, but got stuck with the following error. I fo

Answer 1

Ensure to set the rowKey parameter in the bean method that populates the "value=.." of the datatable. Mine returned this error because the rowKey was null.