First off, when I select a new template/example, the program has an error. Then when I do either application or Game X, I go to the image editor, it has an error bug.
Develop games in your browser. Powerful, performant & highly capable.
You may not have properly installed Construct. Try reinstalling and see if it still happens.
Can you tell us what version of Windows you are using? And possibly your graphics card and if you have the latest drivers for it?