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How to fix exception code 0xc0000409 error (Windows 10)

What is error 0xc0000409? What are the causes and how to fix it?

Known as the exception unknown software exception 0xc0000409, this error appears when you try to open a program, and the loading process fails. The most common causes for this error are:

  • Malicious software;
  • Incorrect shutdown process of the computer;
  • Corrupt system files;
  • Improperly installed or updated program;

The step-by-step solutions listed below will guide you how to fix this error. Feel free to check them out.

Select specifications which apply:

Click on this if your computer runs on Windows 10.

Click on this if your computer runs on Windows 7.

Click on this if your computer runs on Windows 8.1.

  1. Turn off the computer and turn it back on

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  2. Run the SFC tool (System File Checker)

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  3. Repair your computer using the Startup Repair tool

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  4. Perform a System Restore

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  5. Reinstall the Windows update

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  6. Scan the computer for malware (viruses)

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  7. Repair Windows through the installation disk

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  8. Reinstall your device's operating system

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  9. Reinstall the program

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  10. Clean your computer with registry cleaning software

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