2013. 7. 26. 06:57
Status of the batch is "Check Creation In Progress" if [Delete] button disabled in A/P Payment batch.
: Print the checks again, then cancel the batch.
Reference
http://erp.ittoolbox.com/groups/technical-functional/accpac-l/accpac-56-delete-the-ap-payment-batch-with-the-status-of-check-creation-in-progress-4262194