From the GP Support team, here is background on the “Unable to remove this transaction: an open apply record exists…” message on Transaction History Removal Report in Payables Management
“Unable to remove this transaction: an open apply record exists…” message on Transaction History Removal Report in Payables Management
Payables & ReceivablesReporting & BI
Archived post from 2013. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.