iSolutions has a new solution to Import Journal Entries from Excel into Dynamics GP. It’s not free but I’m interested to see how it works. Often these are harder to get right than they look when you add in multicurrency and reversing entries.
iSolutions – Import Journal Entries from Excel into Dynamics GP
General Ledger & FinancialsExcel & OfficeDevelopment & Integration
Archived post from 2011. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.