QuickBooks crashes when opening the company file might be caused by system problems, out-of-date software, or corrupted data. Important financial records cannot be accessed because of this issue. To fix the issue and have smooth functioning again, try troubleshooting techniques including updating QuickBooks, using the File Doctor program, or fixing the company file. To speak with a knowledgeable and amiable QuickBooks phone support agent, dial 1.855.738.2784.