Hi!
Thanks for reaching out.
To better address your concern, kindly send us the project file along with all the associated media files (source video/source audio) within the project folder.
Kindly use a cloud storage service (Google Drive/DropBox/WeTransfer/etc.) of your choice then please send us the transfer link so that we may be able to access the files.
Thank you for your cooperation.
You may also open a support ticket through this link https://www.nch.com.au/support/index.html if you need immediate and direct assistance.