[jbosstools-issues] [JBoss JIRA] (JBDS-3405) Installer step 4 empty and NPE thrown

[ https://issues.jboss.org/browse/JBDS-3405?page=com.atlassian.jira.plugin.... ] Martin Malina updated JBDS-3405: -------------------------------- Description: When you try to install JBDS using the standalone installer, in Step 4: Select Java VM, the page is empty and there is a NPE thrown in the terminal: {code} nattura:9.0.0 rasp$ java -jar jboss-devstudio-9.0.0.Alpha2-v20150413-0429-B2940-installer-standalone.jar java.lang.NullPointerException at com.jboss.devstudio.core.installer.JREPathPanel.change(JREPathPanel.java:483) at com.jboss.devstudio.core.installer.PathSelectionPanel.fireChange(PathSelectionPanel.java:237) at com.jboss.devstudio.core.installer.PathSelectionPanel.access$000(PathSelectionPanel.java:34) at com.jboss.devstudio.core.installer.PathSelectionPanel$1.insertUpdate(PathSelectionPanel.java:101) at javax.swing.text.AbstractDocument.fireInsertUpdate(AbstractDocument.java:202) at javax.swing.text.AbstractDocument.handleInsertString(AbstractDocument.java:749) at javax.swing.text.AbstractDocument.insertString(AbstractDocument.java:708) at javax.swing.text.PlainDocument.insertString(PlainDocument.java:130) at javax.swing.text.AbstractDocument.replace(AbstractDocument.java:670) at javax.swing.text.JTextComponent.setText(JTextComponent.java:1718) at com.jboss.devstudio.core.installer.PathSelectionPanel.setPath(PathSelectionPanel.java:202) at com.jboss.devstudio.core.installer.JREPathPanel.updateJava(JREPathPanel.java:287) at com.jboss.devstudio.core.installer.JREPathPanel.panelActivate(JREPathPanel.java:273) at com.izforge.izpack.installer.InstallerFrame.switchPanel(InstallerFrame.java:864) at com.izforge.izpack.installer.InstallerFrame.navigateNext(InstallerFrame.java:1475) at com.izforge.izpack.installer.InstallerFrame.navigateNext(InstallerFrame.java:1443) at com.izforge.izpack.installer.InstallerFrame$NavigationHandler.actionPerformed(InstallerFrame.java:1585) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341) 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:6516) at javax.swing.JComponent.processMouseEvent(JComponent.java:3320) at java.awt.Component.processEvent(Component.java:6281) at java.awt.Container.processEvent(Container.java:2229) at java.awt.Component.dispatchEventImpl(Component.java:4872) at java.awt.Container.dispatchEventImpl(Container.java:2287) at java.awt.Component.dispatchEvent(Component.java:4698) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4832) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4492) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4422) at java.awt.Container.dispatchEventImpl(Container.java:2273) at java.awt.Window.dispatchEventImpl(Window.java:2719) at java.awt.Component.dispatchEvent(Component.java:4698) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:735) at java.awt.EventQueue.access$200(EventQueue.java:103) at java.awt.EventQueue$3.run(EventQueue.java:694) at java.awt.EventQueue$3.run(EventQueue.java:692) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76) at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87) at java.awt.EventQueue$4.run(EventQueue.java:708) at java.awt.EventQueue$4.run(EventQueue.java:706) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76) at java.awt.EventQueue.dispatchEvent(EventQueue.java:705) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138) at java.awt.EventDispatchThread.run(EventDispatchThread.java:91) {code} !step4-empty.png! When you go back one page and forth again, it will work then. was: When you try to install JBDS using the standalone installer, in Step 4: Select Java VM, the page is empty and there is a NPE thrown in the terminal: {code} nattura:9.0.0 rasp$ java -jar jboss-devstudio-9.0.0.Alpha2-v20150413-0429-B2940-installer-standalone.jar java.lang.NullPointerException at com.jboss.devstudio.core.installer.JREPathPanel.change(JREPathPanel.java:483) at com.jboss.devstudio.core.installer.PathSelectionPanel.fireChange(PathSelectionPanel.java:237) at com.jboss.devstudio.core.installer.PathSelectionPanel.access$000(PathSelectionPanel.java:34) at com.jboss.devstudio.core.installer.PathSelectionPanel$1.insertUpdate(PathSelectionPanel.java:101) at javax.swing.text.AbstractDocument.fireInsertUpdate(AbstractDocument.java:202) at javax.swing.text.AbstractDocument.handleInsertString(AbstractDocument.java:749) at javax.swing.text.AbstractDocument.insertString(AbstractDocument.java:708) at javax.swing.text.PlainDocument.insertString(PlainDocument.java:130) at javax.swing.text.AbstractDocument.replace(AbstractDocument.java:670) at javax.swing.text.JTextComponent.setText(JTextComponent.java:1718) at com.jboss.devstudio.core.installer.PathSelectionPanel.setPath(PathSelectionPanel.java:202) at com.jboss.devstudio.core.installer.JREPathPanel.updateJava(JREPathPanel.java:287) at com.jboss.devstudio.core.installer.JREPathPanel.panelActivate(JREPathPanel.java:273) at com.izforge.izpack.installer.InstallerFrame.switchPanel(InstallerFrame.java:864) at com.izforge.izpack.installer.InstallerFrame.navigateNext(InstallerFrame.java:1475) at com.izforge.izpack.installer.InstallerFrame.navigateNext(InstallerFrame.java:1443) at com.izforge.izpack.installer.InstallerFrame$NavigationHandler.actionPerformed(InstallerFrame.java:1585) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341) 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:6516) at javax.swing.JComponent.processMouseEvent(JComponent.java:3320) at java.awt.Component.processEvent(Component.java:6281) at java.awt.Container.processEvent(Container.java:2229) at java.awt.Component.dispatchEventImpl(Component.java:4872) at java.awt.Container.dispatchEventImpl(Container.java:2287) at java.awt.Component.dispatchEvent(Component.java:4698) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4832) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4492) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4422) at java.awt.Container.dispatchEventImpl(Container.java:2273) at java.awt.Window.dispatchEventImpl(Window.java:2719) at java.awt.Component.dispatchEvent(Component.java:4698) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:735) at java.awt.EventQueue.access$200(EventQueue.java:103) at java.awt.EventQueue$3.run(EventQueue.java:694) at java.awt.EventQueue$3.run(EventQueue.java:692) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76) at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87) at java.awt.EventQueue$4.run(EventQueue.java:708) at java.awt.EventQueue$4.run(EventQueue.java:706) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76) at java.awt.EventQueue.dispatchEvent(EventQueue.java:705) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138) at java.awt.EventDispatchThread.run(EventDispatchThread.java:91) {code} When you go back one page and forth again, it will work then. -- This message was sent by Atlassian JIRA (v6.3.11#6341)