RE: Misunderstanding : Unable to find component with id 'phl' or A child with id 'phl' already exists:

Sorry, I still don't get it. What are you trying to set? There is no link in your example, only labels. If you want to change the text in the label, you can use models instead of static strings. If you want to add a link in your header you can have a look at OrderByBorder... regards, Gabriel.

RE: Misunderstanding : Unable to find component with id 'phl' or A child with id 'phl' already exists:

The ajout method is a debug method. The main objective is that the method HeadersToolbar//HeadersToolbar(final DataTable/RefreshingView>//Iterator>>//populateItem(Item> item) is able to modify the content of "getheader" that is the X1 object (X1

Re: Misunderstanding : Unable to find component with id 'phl' or A child with id 'phl' already exists:

PHL, I'm sorry but it's hard to understand what your are trying to do. Anyway, I find the X1 class very strange. I think you simply need to remove the "ajout" method as the label is already added in the constructor. You cannot add a label several times on the same panel unless you are using a