A program fix for the following error in Accounts Payable is now available:

Credit memos are not available for selection in Accounts Payable Invoice Payment Selection, when either selecting invoices using the Select button, or the Proceed button.

This fix resolves the issue found in Sage 100 ERP version 2014 Product Update 1

Login to your portal account via https://support.na.sage.com to download the program. The fix can be found by clicking "Sage 100 ERP downloads and updates" under Support Resources then click on Version 2014 Product Updates found under "Updates and HotFixes"