QuickBooks is one of the most widely used accounting software programs, but like all software, it can occasionally run into problems. Some of these issues can stem from damaged or missing components that QuickBooks needs to function properly. These components can include the Microsoft .NET Framework, MSXML, and Visual C++—all of which are essential for QuickBooks to operate seamlessly. To address these issues, Intuit provides a handy tool called the QuickBooks Component Repair Tool.