Olá galera, não estou conseguindo setar nenhum dos meus JRadio Button, eu criei um ButtonGroup e coloquei dois radios(RadioNAO e RADIOSIM) é um sistema de cadastro de usuários em que no final é solicitado ao usuário que escolha SIM ou não para informar se tem Whats App ou não… Só que quando clico no botão salvar para enviar as informações para o BD no meu MySQL workbench ele gera um Exeception,como posso setar estes radioBox?
Exception in thread “AWT-EventQueue-0” java.lang.NullPointerException
** at sistemacadastrojairo.FormCadastro.btnSalvarActionPerformed(at sistemacadastrojairo.FormCadastro.access$000(FormCadastro.java:16)**
** at sistemacadastrojairo.FormCadastro$1.actionPerformed(FormCadastro.java:115)**
** at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)**
** at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)**
** at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)**
** at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)**
** at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)**
** at java.awt.Component.processMouseEvent(Component.java:6535)**
** at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)**
** at java.awt.Component.processEvent(Component.java:6300)**
** at java.awt.Container.processEvent(Container.java:2236)**
** at java.awt.Component.dispatchEventImpl(Component.java:4891)**
** at java.awt.Container.dispatchEventImpl(Container.java:2294)**
** at java.awt.Component.dispatchEvent(Component.java:4713)**
** at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)**
** at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525)**
** at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)**
** at java.awt.Container.dispatchEventImpl(Container.java:2280)**
** at java.awt.Window.dispatchEventImpl(Window.java:2750)**
** at java.awt.Component.dispatchEvent(Component.java:4713)**
** at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)**
** at java.awt.EventQueue.access$500(EventQueue.java:97)**
** at java.awt.EventQueue$3.run(EventQueue.java:709)**
** at java.awt.EventQueue$3.run(EventQueue.java:703)**
** at java.security.AccessController.doPrivileged(Native Method)**
** at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)**
** at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)**
** at java.awt.EventQueue$4.run(EventQueue.java:731)**
** at java.awt.EventQueue$4.run(EventQueue.java:729)**
** at java.security.AccessController.doPrivileged(Native Method)**
** at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)**
** at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)**
** at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)**
** at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)**
** at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)**
** at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)**
** at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)**
** at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)**