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  Question Asked By: Rena Jones   on Oct 16 In Java Category.

java.lang.NullPointerException


  
Question Answered By: Laurel Collins   on Oct 16

I think you don't instance the setA object. The secuence is:

- Declare: Objectxxx setA;
- Instance: setA = new Objectxxx();
- Use: setA.createSet(size);

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