ER: Unable to apply a credit memo claim against an invoice which doesn't have open balance
Unable to apply a credit memo against a transaction from Trade Management and Receivable modules.
But from AR module able to issue a CREDIT against a transaction which has zero balance (Open Transaction>Actions>Credit) and credit memo got created and applied against transaction.
While from TM we are not able to apply a credit memo against zero balance through CREDIT functionality, claim module prevent this.