Getting the latest updates for the QuickBooks update or the payrolls is a common practice, but sometimes it is disrupted by the Payroll Error 15101. There can be multiple reasons which cause QuickBooks Error Code 15101, and we’ll take a look at some of them in this blog.
Also, we’ll suggest some methods to troubleshoot QuickBooks Error Code 15101 so that you can use QuickBooks desktop without any problem.

Source: https://www.axpertadvisors.com/quickbooks-error-15101/