Unable to convert the IFC file from AECOsim & OBD

I am using both ABD v8i & OBD. I am unable to convert the DGN file into IFC. Since it is 16.2 MB, I couldn't attach it here. It is a throwing error and gets closed abruptly. Please help me to fix this issue.

Please reach out to me in MS Teams - "SanthoshKumar.S@arcadis.com".