Occasionally, you may be required to void a check generated by Accounts Payable. Voiding a check reverses the payments made against the payables associated with the check.
entrée V3
Use menu path: Accounting > Accounts Payable > Payment\Checks > Void Check.
entrée V4 SQL
Go to the Vendor ribbon menu A/P Transaction section click the Payment\Checks drop down menu and select Void Check.