Solved
Posting same invoice twice
Is there a way Quickbooks can notify me before I post invoice if it has already been posted under same inv number, supplier, date etc. this will avoid double posting same invoice, and paying twice.
payment after leavingAnswer
Feb 18, 2020 1:13 PM UTC
Hi nima11
Select the cog/gear icon in the top right hand corner of the screen > Account and settings > Advanced >
Within the 'Other preferences section select 'Warn if duplicate bill number is used. We appreciate the wording states bill however does relate to invoices and bills.