java.lang.NullPointerException: This exception has no message.

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via Oracle Community by 807595, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at undefined.BagArray.toString(BagArray.java:49)
at java.lang.String.valueOf(String.java:2177)
at java.io.PrintStream.print(PrintStream.java:462)
at java.io.PrintStream.println(PrintStream.java:599)
at undefined.BagArray.main(BagArray.java:62)

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