☕ Java Null pointer exception PAHELP

[nirv47a]

[CODE lang="java" title="ViewData" highlight="3"]public void showUser() {
ArrayList<User> list = userList();
DefaultTableModel model = (DefaultTableModel) tableDisplay.getModel();
Object[] row = new Object[11];
for (int i = 0;i<list.size();i++) {
row[0] = list.get(i).getID();
row[1] = list.get(i).getFname();
row[2] = list.get(i).getMname();
row[3] = list.get(i).getLname();
row[4] = list.get(i).getDOB();
row[5] = list.get(i).getAge();
row[6] = list.get(i).getCity();
row[7] = list.get(i).getGender();
row[8] = list.get(i).getYear();
row[9] = list.get(i).getSem();
row[10] = list.get(i).getCourse();
model.addRow(row);
}
}
[/CODE]

pahelp po mga bossing thanks!

 

[Mikashita]

try mo lagyan ng check kung null

if(model != NULL)

 

[nirv47a]

ok na salamat boss