Thank you Martin! I will compare the entire code. beside, I found that the below code from the Component#fireInitialize(){....} returns false, it should to be true to invoke the onInitialize();. any idea about this line of code, I did not understand that why it is false and what it mean.
if (!getFlag(FLAG_INITIALIZED))---> it is false On Fri, Jul 28, 2017 at 10:59 AM, Martin Grigorov <mgrigo...@apache.org> wrote: > Hi, > > It is not very clear what is broken and why. > I think the best you can do is to check what is different in your code > against the samples application for InMethodGrid - > https://github.com/wicketstuff/core/tree/wicket-7.x/inmethod-grid-parent/ > inmethod-grid-examples > > Martin Grigorov > Wicket Training and Consulting > https://twitter.com/mtgrigorov > > On Fri, Jul 28, 2017 at 5:08 PM, durairaj t <durairaj....@gmail.com> > wrote: > > > I'm upgrading wicketstuff from wicket 5 to 7, one of the TreePanel > > functionality is not working. > > > > it was TreePanel#onBeforeRender() in wicket5 and AbstractGridRow > > #onBeforeRender(). > > > > Component component = get(column.getId()); returns BaseTreeColumn object > > with the null child object in AbstractGridRow#onRender(). it should have > > child objects[junctionLink,nodeComponent,icon]. > > > > > > any help? > > >