Hot answers tagged copy-paste
I fixed this issue by refreshing (reloading) the page.
The method getSheetByName takes sheet name as an argument and returns the sheet with that name. It cannot return "Luke", so the comparison s.getSheetByName == 'Luke' will never be valid (not to mention that s is undefined in your code and the method lacks a parameter). If you want to check that the active sheet is named Luke, you should use getSheetName ...
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