[grzm]

Whaddya mean?

   @try {
        // do something that might throw an exception
    }
    @catch (NSException *exception) {
        // deal with the exception
    }
    @finally {
        // optional block of clean-up code
        // executed whether or not an exception occurred
    }

https://developer.apple.com/library/archive/documentation/Co...

(I'll see myself out. For at least two reasons.)