ui：在TabView中包含：首先在tab中的ajax调用不会触发（commandButton动作）

The code below is the tabView, followed by the structure of the loaded page. For the commandButton, I have tried actionListener, different combinations of render and update referencing the target inputtextarea (req) explicitly, etc. The action works fine when the form runs in its own page (not within a tab).The code below is the tabView, followed by the