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via Coderanch by Steve Howerton, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at org.jdesktop.application.LocalStorage.getApplicationId(LocalStorage.java:195)	at org.jdesktop.application.LocalStorage.getDirectory(LocalStorage.java:234)	at org.jdesktop.application.LocalStorage$LocalFileIO.openInputFile(LocalStorage.java:330)	at org.jdesktop.application.LocalStorage.openInputFile(LocalStorage.java:76)	at org.jdesktop.application.LocalStorage.load(LocalStorage.java:138)	at org.jdesktop.application.SessionStorage.restore(SessionStorage.java:382)	at org.jdesktop.application.SingleFrameApplication.initRootPaneContainer(SingleFrameApplication.java:231)	at org.jdesktop.application.SingleFrameApplication.show(SingleFrameApplication.java:463)	at view.MusicSystemsApp.startup(MusicSystemsApp.java:31)	at view.Main.main(Main.java:154)