State discontinuity after switching

I’m simulating A-NPC converter. The error “State discontinuity after switching” is reported and I have tried to solve but didn’t work. The model is attached V: Matlab 2017b

Hello, there is no model attached.

The model is attached.

A_NPC__TWO_INNER_HS_DC_CAPACITOR.slx (54.8 KB)

I saw that you did not receive an answer from the community, but since your model contains components from another toolbox that require a separate software license, unfortunately we cannot help you directly.