LoadScene Doesn't Work()

Unity Engine
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1

I added all the scenes to the build settings but it still doesn’t work.

6600061--750508--Ekran Alıntısı.PNG
6600061--750508--Ekran Alıntısı.PNG1164×643 22.4 KB

2

I wrote “UnityEngine.SceneManagement.SceneManager.LoadScene” instead of" SceneManager.LoadScene"