for some reason, whenever i win the game, that is the player hits the target, the app crashes at line
playerPhysicsBody.node?.addChild(emitter!)
with an error
fatal error: unexpectedly found nil while unwrapping an Optional value
any help here please?
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rmaddy
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BTS DarkWings
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you're assuming emitter is not nil, you should first check whether emitter exists. use "guard let" on the emitter instance – Luca Iaco Dec 07 '17 at 06:24
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can u please show me how to do that.. i am not sure i have used guard let. thanks :) – BTS DarkWings Dec 07 '17 at 06:27
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Read the linked duplicate. It explains it all. – rmaddy Dec 07 '17 at 06:40
1 Answers
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Before Execute Check Whether Is Null Or Not.
if(playerPhysicsBody != nil){
playerPhysicsBody.node?.addChild(emitter!)
}
Jawahar Coder
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