There can be many reasons why QuickBooks crashes when opening company file. Some of the root causes include a damaged or corrupted company file or underlying issues with the Database Server Manager. Moreover, if third-party programs are running in the background, then they may cause conflicts with QB Desktop as well. Additionally, it is possible that your QuickBooks program files have been damaged or the Windows operating system itself has been damaged. But it is not easy to pinpoint an exact reason as to why QB keeps crashing when you try to open your company file.

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