With Frennedan v1.0.3, it might have been noticed that just before the Tree of Life fight, in the Irenicus pre-fight dialogue, Frennedan will finish his interjection and then turn hostile, while Irenicus does not turn hostile. This happens on my installations, at any rate. This is a problem with an I_C_T occurring in a dialogue that contains an action. The action is then improperly carried out by Frennedan instead of Irenicus.
In order to fix this, I changed the following entry in the frenj.d file, before installation:
current version: