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java.lang.NullPointerException at java.awt.Container.addImpl(Container.java:439) at java.awt.Container.add(Container.java:298) at JAlarmX2003.JAlarmX2003.initComponents(JAlarmX2003.java:88) at JAlarmX2003.JAlarmX2003.<init>(JAlarmX2003.java:21) at JAlarmX2003.JAlarmX2003.main(JAlarmX2003.java:230)