java.lang.Error

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    • java.lang.Error: Unresolved compilation problems: The method setValue(int, String, String) is undefined for the type DefaultCategoryDataset The method setValue(int, String, String) is undefined for the type DefaultCategoryDataset The method setValue(int, String, String) is undefined for the type DefaultCategoryDataset The method setValue(int, String, String) is undefined for the type DefaultCategoryDataset The method setValue(int, String, String) is undefined for the type DefaultCategoryDataset VERTICAL cannot be resolved or is not a field The method setVisible(boolean) is undefined for the type ChartFrame The method setSize(int, int) is undefined for the type ChartFrame at Results.main(Results.java:60)
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