QuickBooks Error 15240
A QuickBooks update error makes QuickBooks accounting software appear to be out of date, which is why it is called an update error. There are a number of factors that can lead to QB error 15240. QuickBooks accounting software will display the QuickBooks Error code 15240 on your computer screen when it has a problem updating.
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lewis hamilton commented
Click on 'General tab' after then select 'Startup' type drop-down list and select 'Manual' option.
After that, the user needs to click on 'OK' button.
Followed by opening QuickBooks Desktop again.
Download the updates of QuickBooks Desktop product.
Update Payroll tax tables.