java.lang.NullPointerException

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  • javax.comm - No serial ports found!
    via by 843797,
    • java.lang.NullPointerException at ChatApp.init(ChatApp.java:71) at ChatApp.<init>(ChatApp.java:42) at ChatApp.init(ChatApp.java:81) at ChatApp.<init>(ChatApp.java:42) 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.newInstance0(Unknown Source) at java.lang.Class.newInstance(Unknown Source) at sun.applet.AppletPanel.createApplet(Unknown Source) at sun.plugin.AppletViewer.createApplet(Unknown Source) at sun.applet.AppletPanel.runLoader(Unknown Source) at sun.applet.AppletPanel.run(Unknown Source) at java.lang.Thread.run(Unknown Source)
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