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iOS Object-Oriented Swift 2.0 Class Inheritance Creating a Subclass

Help with building stopwatch app

15 libdyld.dylib 0x02938a21 start + 1 ) libc++abi.dylib: terminating with uncaught exception of type NSException

I was building a stopwatch app and it crashed.. HOW CAN I SOLVE THIS ???

Please advice

classes.swift
class Vehicle {
    var numberOfDoors: Int
    var numberOfWheels: Int

    init(withDoors doors: Int, andWheels wheels: Int) {
        self.numberOfDoors = doors
        self.numberOfWheels = wheels
    }
}

// Enter your code below

1 Answer

This doesn't seem at all related to the linked challenge, however if you scroll up in the output window in Xcode it should show you some more detail on the nature of the exception that was thrown.