Some of the amp models in 11.01 and 11.02 were referencing the wrong MIMIC data structures. It is strongly recommended to install this new firmware:
www.fractalaudio.com/downloads/firmware-presets/axe-fx-2/11.0/axefx2_11p03.zip
www.fractalaudio.com/downloads/firmware-presets/axe-fx-2/11.0/axefx2_11p03.zip