It might be difficult to identify the conflict since Sage 500 2019 is out of support and updates are released so often for 365. In case you need it to reference the Office/365 changes, here is the link to the update history for Microsoft 365, but you should review the system history to see when and which updates were applied around the date/time the errors began.

It might be difficult to identify the conflict since Sage 500 2019 is out of support and updates are released so often for 365. In case you need it to reference the Office/365 changes, here is the link to the update history for Microsoft 365, but you should review the system history to see when and which updates were applied around the date/time the errors began.