When opening QuickBooks you may receive the error:
Visual C# command line compiler has stopped working
After closing the error one or more times, QuickBooks may close or shut down completely.
The Windows component Microsoft .NET Framework is damaged.
Repair or reinstall Microsoft .NET Framework
If this solution does not resolve the issue, you can read discussions and post messages and questions relating to your issue on the Intuit QuickBooks Community site for free. You can contact an agent for additional guidance. Fees may apply.