jsf – javax.faces.application.ViewExpiredException: View could not be restored

Introduction The ViewExpiredException will be thrown whenever the javax.faces.STATE_SAVING_METHOD is set to server (default) and the enduser sends an HTTP POST request on a view via <h:form> with <h:commandLink>, <h:commandButton> or <f:ajax>while the associated view state isn’t available in the session anymore. The view state is identified as value of a hidden input field javax.faces.ViewState … Read more