QuickBooks Crashes When Opening Company File can occur due to various reasons, such as damaged company files, corrupted program files, or compatibility issues. Solutions include using the QuickBooks File Doctor, verifying system requirements, updating QuickBooks, or restoring a backup. Troubleshooting steps help resolve these issues effectively. link- https://usa.life/read-blog/147269_troubleshoot-quickbooks-crashes-when-opening-company-file-with-experts.html