Camtasia (Windows): Unknown Error

Problem

When starting a recording in Camtasia Recorder you an an "Unknown Error".

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Solution

Camtasia 2018

  1. make sure CamtasiaStudio.exe and CamRecorder.exe are not running
  2. click Start and type regedit.  Hit enter to open the registry editor.
  3. browse to HKEY_CURRENT_USER\Software\TechSmith\Camtasia Studio\18.0 and delete the 18.0 folder.
  4. try restarting Camtasia and see what happens

Camtasia 9

  1. make sure CamtasiaStudio.exe and CamRecorder.exe are not running
  2. click Start and type regedit.  Hit enter to open the registry editor.
  3. browse to HKEY_CURRENT_USER\Software\TechSmith\Camtasia Studio\9.0 and delete the 9.0 folder.
  4. try restarting Camtasia and see what happens