TurboTax Support

Error: .NET Runtime Optimization Service System Stopped

The following error is displayed when installing and/or running TurboTax 2010:

Error: .NET Runtime Optimization Service System Stopped

Solution

This error normally occurs if the Microsoft .NET Framework did not install correctly or is damaged.

To resolve this error:

  1. Download and run the .NET Verification Tool to determine which version of .NET is damaged.
  2. Repair the damaged version of .NET
  3. Install TurboTax 2010

If the repair does not resolve the issue, use the following FAQ to uninstall and reinstall .NET:

If none of these steps resolve your issue, please use the following Microsoft Knowledge Base Article for further help:

Microsoft Knowledge Base Article #918608
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