Exception that occurs when the
navigateTo=
org.apache.beehive.netui.pageflow.annotations.Jpf.NavigateTo.previousPage previousPage
or
navigateTo=
org.apache.beehive.netui.pageflow.annotations.Jpf.NavigateTo.currentPage currentPage
attribute is used on a
org.apache.beehive.netui.pageflow.annotations.Jpf.Forward @Jpf.Forward , a
org.apache.beehive.netui.pageflow.annotations.Jpf.SimpleAction @Jpf.SimpleAction , or a
org.apache.beehive.netui.pageflow.annotations.Jpf.ConditionalForward @Jpf.ConditionalForward ,
but there is no previously-shown page in the current page flow.