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via Oracle Community by 807541, 1 year ago
This exception has no message.
via Oracle Community by 807541, 1 year ago
This exception has no message.
java.lang.NullPointerException at test5.client$1.getColumnClass(client.java:86) at javax.swing.JTable.getColumnClass(JTable.java:1695) at javax.swing.JTable.getCellRenderer(JTable.java:3512)