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  • Katalon Studio failed to start if you observe this message. You need to delete .metadata folder from Katalon Studio folder, ,e.g D:\4.5\Katalon_Studio_Windows_64-4.5\config\.metadata


  • 'Take Screenshot' keyword can't capture browser's popup.
  • 'Concatenate keyword doesn't display keyword description. Please read its description from keyword page instead.
  • Android EditText message can't be captured using Mobile Object Spy.
  • Tests Explorer is disposed randomly and you can't interact it. Select Window → Reset Perspective item to show Tests Explore back

Headless Execution: The following keywords are not supported:


Execution at browser's session launched by 
Katalon Studio:
  • Does not support Safari on both Windows and MacOS yet.
  • Edge only handles 1 session.
  • Existing sessions are still displayed on browser item until you start another session.
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