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  1. BookTester1.main() has thrown a NullPointerException
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java.lang.NullPointerException
    at LotsOfBooks.setAllReserved(LotsOfBooks.java:12)
    at BookTester1.main(BookTester1.java:20)

External results for this pattern (1)

  1. 807595via Oracle Community2 years ago
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