This is a quick reminder for those using Sage 300 ERP 2012 product update 2, Please confirm you have installed the correct integration piece for Sage CRM 7.2 integrated systems. Login to the Knowledgebase and visit KB 22596: Download Sage CRM 7.2 Integration for Sage 300 ERP 2012 PU2 to access the download. 

Note: You can find all Sage CRM integration and full product installs in KB 45434: Sage CRM integration and full product installs for Sage 300 ERP. To keep Sage CRM up-to-date, make sure you are running the latest patch listed in KB 45625: Sage CRM patches for Sage 300 ERP Integrations.

Cheers!