Java does not handle IPv6 nameservers before 1.8.0_60. Upgrade to the latest JVM.

This is a bug in Wise, updating to v4.10 seems to solve the problem.

Don't give up yet. Our experts can help. Paste your full stack trace to get a solution.

- java.lang.NumberFormatException: For input string: "1) Calculate the area of a circle 2) Calculate the area of a rectangle 3) Calculate the area of a triangle 4) Quit Please enter your choice: (1, 2, 3, or 4)" at java.lang.NumberFormatException.forInputString(Unknown Source) at java.lang.Integer.parseInt(Unknown Source) at java.lang.Integer.parseInt(Unknown Source) at finalExam.Geometry.main(Geometry.java:25)

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