Negative inventory refers to a scenario where there are less than zero items in stock. This error in QuickBooks has been reported by a wide range of user. To fix negative inventory issues in QuickBooks Desktop, simple steps mentioned in this blog need to be implemented by the user, so keep reading.
Steps to fix Negative Inventory Issues in QuickBooks Desktop
Go to Reports, then in list of options, go for Inventory Valuation Detail.
Here, Mark All in Dates, and check each item with a negative amount in "On hand" column.
Alter the date in the bills and do it a second time to add the negative amount.