Switch between scene

hi all
i want to switch between two scene using class constructor when i click on mesh with raycaster
i try this
and the new scene is renderer just when i move the cursor i dont know why
help plz

Could you double-check if the linked jsfiddle works as it should :thinking: ? It appears blank - the code also seems a bit all over the place :sweat_smile:

thank you for your answer i solved my problem
it was because of light source