java.lang.NullPointerException

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    • java.lang.NullPointerException at at.jta.Regor.readValue(Regor.java:989) at at.jta.Regor.readValueAsString(Regor.java:971) at jmri.util.PortNameMapper.getDetailsFromWinRegistry(PortNameMapper.java:99) at jmri.util.PortNameMapper.getWindowsSerialPortNames(PortNameMapper.java:65) at jmri.util.PortNameMapper.<clinit>(PortNameMapper.java:41) at jmri.jmrix.AbstractSerialConnectionConfig.updateSerialPortNames(AbstractSerialConnectionConfig.java:593) at jmri.jmrix.AbstractSerialConnectionConfig.refreshPortBox(AbstractSerialConnectionConfig.java:265) at jmri.jmrix.AbstractSerialConnectionConfig.loadDetails(AbstractSerialConnectionConfig.java:338) at jmri.jmrix.JmrixConfigPane.selection(JmrixConfigPane.java:334) at jmri.jmrix.JmrixConfigPane.<init>(JmrixConfigPane.java:280) at jmri.jmrix.JmrixConfigPane.createPanel(JmrixConfigPane.java:89) at jmri.jmrix.JmrixConfigPane.instance(JmrixConfigPane.java:60) at jmri.jmrix.swing.ConnectionsPreferencesPanel.<init>(ConnectionsPreferencesPanel.java:72) at jmri.jmrix.swing.ConnectionsPreferencesPanel.<init>(ConnectionsPreferencesPanel.java:85) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at java.lang.Class.newInstance(Unknown Source) at java.util.ServiceLoader$LazyIterator.nextService(Unknown Source) at java.util.ServiceLoader$LazyIterator.next(Unknown Source) at java.util.ServiceLoader$1.next(Unknown Source) at apps.gui3.TabbedPreferences.init(TabbedPreferences.java:160) at apps.Apps$3.lambda$0(Apps.java:376) at java.util.Optional.ifPresent(Unknown Source) at apps.Apps$3.run(Apps.java:375) at java.lang.Thread.run(Unknown Source)
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