iVend 6.6
While doing the refund of the item through quick complete cash getting an error message “cannot complete the transaction using quick complete cash : even after" quick complete payment type" check box in retail profile is checked (shown in below screenshot)
Error message (shown in below image )
Follow the given Path:-choose Administration >Financial > Payment Type
Check the payment type “cash “in which make sure that refundable filed is marked as check .and restart the POS.