QuickBooks error 15101 is an update error related to payroll. The error most frequently appears when a user tries to download or install the latest updates released for payroll in QuickBooks. There are a significant number of reasons responsible for triggering payroll update error in QuickBooks and so does the solutions and this is what we have described in the linked article. Follow the article for more info on troubleshooting error 15101 in QuickBooks or dial 844-932-1139 to talk to a certified QuickBooks Desktop troubleshooting expert now.