java.lang.NullPointerException

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  • error
    via by 807593,
    • java.lang.NullPointerException at Greeter.getUserChoice(Greeter.java:31) at Greeter.getUserChoice(Greeter.java:35) at SodaMachine.go(SodaMachine.java:24) at SimTester.main(SimTester.java:13)
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