I have been trying to convert a small notebook with just 25 notes using the enex option from Evernote v 10.106.4 (2024) to move to OneNote and I continue to get this message

I am using EN2ON version 1.3.6.241.
Can anyone help me, please?
Thank you
Riccardo
I have been trying to convert a small notebook with just 25 notes using the enex option from Evernote v 10.106.4 (2024) to move to OneNote and I continue to get this message
I am using EN2ON version 1.3.6.241.
Can anyone help me, please?
Thank you
Riccardo