Since, Quickbooks is a sophisticated application with so many features, but sometimes it may get crashed unexpectedly as a result of some errors. However, the QB tool hub is a versatile tool that can assist you resolve several errors, including QuickBooks Crashing Error. When using QuickBooks, an unexpected shutdown could occur (crash with an unrecoverable error, QuickBooks has ceased working, or no error). Even you may loose your important business files and data after such crashes. Another factor that might cause QuickBooks to crash is the "Com Error" message, and the QuickBooks Tool Hub Kit provides a different solution for this kind of crash-related error and problems.

Reference - https://dataservicesolutions.com/blog/quickbooks-tool-hub/