java.lang.NullPointerException

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  • Buy Stock Drop Down Blank
    via jstock by *anonymous
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  • Problem in buying stocks
    via jstock by mohseen1
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    • java.lang.NullPointerException at org.yccheok.jstock.gui.Utils.getScrollBarWidth(Utils.java:179) at org.yccheok.jstock.gui.Utils.adjustPopupWidth(Utils.java:159) at org.yccheok.jstock.gui.AutoCompleteJComboBox$1.popupMenuWillBecomeVisible(AutoCompleteJComboBox.java:103) at javax.swing.JComboBox.firePopupMenuWillBecomeVisible(Unknown Source) at javax.swing.plaf.basic.BasicComboPopup.show(Unknown Source) at javax.swing.plaf.basic.BasicComboBoxUI.setPopupVisible(Unknown Source) at javax.swing.JComboBox.setPopupVisible(Unknown Source) at javax.swing.JComboBox.showPopup(Unknown Source)
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