Unknown Error Using Camtasia on Windows

Problem

The Camtasia Recorder displays the error: "Unknown Error".

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Solution

Reset Camtasia using the steps below to resolve the problem.

  1. Exit Camtasia and the Camtasia Recorder. Confirm that they are not running in Task Manager.
  2. Press Windows+R on your keyboard to open the Run window.
  3. Type the following and click OK: regedit
  4. Browse to:
    • Camtasia 2021: HKEY_CURRENT_USER\Software\TechSmith\Camtasia Studio\21.0
    • Camtasia 2020: HKEY_CURRENT_USER\Software\TechSmith\Camtasia Studio\20.0
    • Camtasia 2019: HKEY_CURRENT_USER\Software\TechSmith\Camtasia Studio\19.0
    • Camtasia 2018: HKEY_CURRENT_USER\Software\TechSmith\Camtasia Studio\18.0
  5. Right-click the 21.0, 20.0, 19.0, or 18.0 folder (depending on the version of Camtasia) and click Export. Save the file to a safe location on your computer (this is a backup).
  6. Right-click the 21.0, 20.0, 19.0, or 18.0 folder again and click Delete.
  7. Close the Registry Editor, and open Camtasia.