Crash: Com Error in QuickBooks Desktop. While working with your QuickBooks, you may get Crash: Quickbooks Com error crash when you open or email invoices, other transactions, or reports.The Return of Com Errors to QuickBooks Desktop. ... Multiple users are reporting the dreaded COM Error when using QuickBooks 2016 Desktop products, including Pro, Premier and Enterprise. When a Com Error pops up, QuickBooks will crash without saving the work you're performing.