Oracle 12c install error

        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at sun.reflect.misc.Trampoline.invoke(MethodUtil.java:71)
        at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:275)
        at javax.swing.UIDefaults.getUI(UIDefaults.java:769)
        at javax.swing.UIManager.getUI(UIManager.java:1016)
        at javax.swing.JComboBox.updateUI(JComboBox.java:266)
        at javax.swing.JComboBox.init(JComboBox.java:231)
        at javax.swing.JComboBox.<init>(JComboBox.java:183)
        at oracle.help.DefaultNavigatorPanel$MinimumSizedComboBox.<init>(Unknown Source)
        at oracle.help.DefaultNavigatorPanel.<init>(Unknown Source)
        at oracle.help.Help._initHelpSystem(Unknown Source)
        at oracle.help.Help.<init>(Unknown Source)
        at oracle.help.Help.<init>(Unknown Source)
        at oracle.help.Help.<init>(Unknown Source)
        at oracle.install.commons.util.HelpManager.loadHelp(HelpManager.java:230)
        at oracle.install.commons.util.Application.startup(Application.java:943)
        at oracle.install.commons.flow.FlowApplication.startup(FlowApplication.java:181)
        at oracle.install.commons.flow.FlowApplication.startup(FlowApplication.java:198)
        at oracle.install.commons.base.driver.common.Installer.startup(Installer.java:566)
        at oracle.install.ivw.db.driver.DBInstaller.startup(DBInstaller.java:127)
        at oracle.install.ivw.db.driver.DBInstaller.main(DBInstaller.java:165)
Caused by: java.lang.ArrayIndexOutOfBoundsException: 0
        at sun.font.CompositeStrike.getStrikeForSlot(CompositeStrike.java:75)
        at sun.font.CompositeStrike.getFontMetrics(CompositeStrike.java:93)
        at sun.font.FontDesignMetrics.initMatrixAndMetrics(FontDesignMetrics.java:359)
        at sun.font.FontDesignMetrics.<init>(FontDesignMetrics.java:350)
        at sun.font.FontDesignMetrics.getMetrics(FontDesignMetrics.java:302)
        at sun.swing.SwingUtilities2.getFontMetrics(SwingUtilities2.java:1113)
        at javax.swing.JComponent.getFontMetrics(JComponent.java:1626)
        at javax.swing.text.PlainView.calculateLongestLine(PlainView.java:639)
        at javax.swing.text.PlainView.updateMetrics(PlainView.java:209)
        at javax.swing.text.PlainView.updateDamage(PlainView.java:527)
        at javax.swing.text.PlainView.insertUpdate(PlainView.java:451)
        at javax.swing.text.FieldView.insertUpdate(FieldView.java:293)
        at javax.swing.plaf.basic.BasicTextUI$RootView.insertUpdate(BasicTextUI.java:1610)
        at javax.swing.plaf.basic.BasicTextUI$UpdateHandler.insertUpdate(BasicTextUI.java:1869)
        at javax.swing.text.AbstractDocument.fireInsertUpdate(AbstractDocument.java:201)
        at javax.swing.text.AbstractDocument.handleInsertString(AbstractDocument.java:748)
        at javax.swing.text.AbstractDocument.insertString(AbstractDocument.java:707)
        at javax.swing.text.PlainDocument.insertString(PlainDocument.java:130)
        at javax.swing.text.AbstractDocument.replace(AbstractDocument.java:669)
        at javax.swing.text.JTextComponent.setText(JTextComponent.java:1669)
        at javax.swing.JTextField.<init>(JTextField.java:243)
        at javax.swing.JTextField.<init>(JTextField.java:183)
        at com.jgoodies.looks.plastic.PlasticComboBoxUI.<clinit>(PlasticComboBoxUI.java:88)
        … 27 more