steveg7753 opened a new issue, #7193:
URL: https://github.com/apache/netbeans/issues/7193
### Apache NetBeans version
Apache NetBeans 21
### What happened
Hi, I'm getting the following exception when I right click a folder and
select "New/Entity Classes from Database...". I'm running on Mac OS Monterey
version 12.7.4:
java.lang.NullPointerException: Cannot invoke
"org.netbeans.modules.j2ee.persistence.spi.datasource.JPADataSourcePopulator.connect(javax.swing.JComboBox)"
because "dsPopulator" is null
at
org.netbeans.modules.j2ee.persistence.wizard.fromdb.DatabaseTablesPanel.initializeWithDatasources(DatabaseTablesPanel.java:207)
at
org.netbeans.modules.j2ee.persistence.wizard.fromdb.DatabaseTablesPanel.initSubComponents(DatabaseTablesPanel.java:170)
at
org.netbeans.modules.j2ee.persistence.wizard.fromdb.DatabaseTablesPanel.ancestorAdded(DatabaseTablesPanel.java:1025)
at
java.desktop/javax.swing.AncestorNotifier.fireAncestorAdded(AncestorNotifier.java:86)
at
java.desktop/javax.swing.AncestorNotifier.componentShown(AncestorNotifier.java:193)
at
java.desktop/java.awt.AWTEventMulticaster.componentShown(AWTEventMulticaster.java:188)
at
java.desktop/java.awt.AWTEventMulticaster.componentShown(AWTEventMulticaster.java:187)
at
java.desktop/java.awt.Component.processComponentEvent(Component.java:6458)
at java.desktop/java.awt.Component.processEvent(Component.java:6406)
at java.desktop/java.awt.Container.processEvent(Container.java:2266)
at java.desktop/java.awt.Window.processEvent(Window.java:2056)
at
java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5001)
at
java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2324)
at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2780)
at java.desktop/java.awt.Component.dispatchEvent(Component.java:4833)
at
java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:773)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:722)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:716)
at
java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
at
java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
at
java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:97)
at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:746)
at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:744)
at
java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
at
java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:743)
at
org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:136)
[catch] at
java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
at
java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
at
java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:117)
at
java.desktop/java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:191)
at
java.desktop/java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:236)
at
java.desktop/java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:234)
at
java.base/java.security.AccessController.doPrivileged(AccessController.java:318)
at
java.desktop/java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:234)
at java.desktop/java.awt.Dialog.show(Dialog.java:1080)
at
org.netbeans.core.windows.services.NbPresenter.superShow(NbPresenter.java:1069)
at
org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:1114)
at
org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:1092)
at
org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:104)
at
org.netbeans.modules.openide.util.NbMutexEventProvider$Event.doEventAccess(NbMutexEventProvider.java:123)
at
org.netbeans.modules.openide.util.NbMutexEventProvider$Event.readAccess(NbMutexEventProvider.java:77)
at
org.netbeans.modules.openide.util.LazyMutexImplementation.readAccess(LazyMutexImplementation.java:71)
at org.openide.util.Mutex.readAccess(Mutex.java:199)
at
org.netbeans.core.windows.services.NbPresenter.show(NbPresenter.java:1076)
at java.desktop/java.awt.Component.show(Component.java:1728)
at java.desktop/java.awt.Component.setVisible(Component.java:1675)
at java.desktop/java.awt.Window.setVisible(Window.java:1036)
at java.desktop/java.awt.Dialog.setVisible(Dialog.java:1016)
at
org.netbeans.core.windows.services.DialogDisplayerImpl$AWTQuery.showDialog(DialogDisplayerImpl.java:273)
at
org.netbeans.core.windows.services.DialogDisplayerImpl$AWTQuery.run(DialogDisplayerImpl.java:188)
at
java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:318)
at
java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:771)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:722)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:716)
at
java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
at
java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:741)
at
org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:136)
at
java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
at
java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
at
java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
at
java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
at
java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at
java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)
[messages.log](https://github.com/apache/netbeans/files/14751368/messages.log)
### Language / Project Type / NetBeans Component
Java Maven Project
### How to reproduce
- Right click a folder in the project view
- Click "New"
- Click "Entity Classes from Database"
- The modal appears with not databases listed and a red exclamation point at
the bottom of the window. click the exclamation and the exception is displayed.
### Did this work correctly in an earlier version?
Apache NetBeans 16 or earlier
### Operating System
Mac OS Monterey version 12.7.4
### JDK
JDK 17
### Apache NetBeans packaging
Apache NetBeans provided installer
### Anything else
Happens every time.
### Are you willing to submit a pull request?
No
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