QuickBooks Company File Won’t Open QuickBooks Desktop sometimes crashes as you’re diligently working on the business finances. This typically happens when trying to open a company file. The error message QuickBooks Company File Won’t Open may appear. It’s possible that another user opened it. To utilize the company file simultaneously, you should ask that user to switch to multi-user mode. In this blog, we’ll delve into why QuickBooks crashes when you open a company file. Al