Hi,
I need to upgrade some Sage 50 2008 (Lancement B) files to Sage 50 Comptabilité Pro 2019. I realised I needed to upgrade to 2015.3 first, before upgrading from 2015.3 to 2019.
https://support.na.sage.com/selfservice/viewdocument.do?noCount=true&externalId…