Affects Version/s: None
Fix Version/s: 7.0.0-M5
When using StringResourceModel one can add property expression into the resourceKey.
As documentation states: expression will be evaluated if the model parameter is not null.
But when parameter is null, with given example:
one can expect the need to provide
resource key (same case as with DropDownChoice).
In fact, Wicket is searching for
(literarily) instead which is just wrong.