java.lang.IllegalStateException: This connection is not added to the ConnectionManager.
	at org.netbeans.api.db.explorer.DatabaseConnection.getJDBCConnection(DatabaseConnection.java:261)
	at org.netbeans.modules.j2ee.persistence.wizard.fromdb.DBSchemaManager$2.run(DBSchemaManager.java:125)
	at org.netbeans.modules.j2ee.core.api.support.progress.ProgressSupport$ActionInvoker.invokeNextActionsOfSameKind(ProgressSupport.java:270)
	at org.netbeans.modules.j2ee.core.api.support.progress.ProgressSupport$ActionInvoker.invoke(ProgressSupport.java:186)
	at org.netbeans.modules.j2ee.core.api.support.progress.ProgressSupport.invoke(ProgressSupport.java:112)
	at org.netbeans.modules.j2ee.persistence.wizard.fromdb.DBSchemaManager.getSchemaElement(DBSchemaManager.java:223)
	at org.netbeans.modules.j2ee.persistence.wizard.fromdb.DatabaseTablesPanel.updateSourceSchema(DatabaseTablesPanel.java:542)
	at org.netbeans.modules.j2ee.persistence.wizard.fromdb.DatabaseTablesPanel.datasourceComboBoxActionPerformed(DatabaseTablesPanel.java:960)
	at org.netbeans.modules.j2ee.persistence.wizard.fromdb.DatabaseTablesPanel.access$1000(DatabaseTablesPanel.java:104)
	at org.netbeans.modules.j2ee.persistence.wizard.fromdb.DatabaseTablesPanel$5.actionPerformed(DatabaseTablesPanel.java:690)
	at javax.swing.JComboBox.fireActionEvent(JComboBox.java:1260)
	at javax.swing.JComboBox.setSelectedItem(JComboBox.java:588)
	at javax.swing.JComboBox.setSelectedIndex(JComboBox.java:624)
	at javax.swing.plaf.basic.BasicComboPopup$Handler.mouseReleased(BasicComboPopup.java:835)
	at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:290)
	at java.awt.Component.processMouseEvent(Component.java:6505)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3321)
	at javax.swing.plaf.basic.BasicComboPopup$1.processMouseEvent(BasicComboPopup.java:499)
	at java.awt.Component.processEvent(Component.java:6270)
	at java.awt.Container.processEvent(Container.java:2229)
	at java.awt.Component.dispatchEventImpl(Component.java:4861)
	at java.awt.Container.dispatchEventImpl(Container.java:2287)
	at java.awt.Component.dispatchEvent(Component.java:4687)
	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:2713)
	at java.awt.Component.dispatchEvent(Component.java:4687)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:707)
	at java.awt.EventQueue.access$000(EventQueue.java:101)
	at java.awt.EventQueue$3.run(EventQueue.java:666)
	at java.awt.EventQueue$3.run(EventQueue.java:664)
	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:680)
	at java.awt.EventQueue$4.run(EventQueue.java:678)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:677)
	at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:158)
[catch] at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:211)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:121)
	at java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:182)
	at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:221)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:219)
	at java.awt.Dialog.show(Dialog.java:1072)
	at org.netbeans.core.windows.services.NbPresenter.superShow(NbPresenter.java:1051)
	at org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:1085)
	at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:1073)
	at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:125)
	at org.openide.util.Mutex.doEventAccess(Mutex.java:1361)
	at org.openide.util.Mutex.readAccess(Mutex.java:271)
	at org.netbeans.core.windows.services.NbPresenter.show(NbPresenter.java:1058)
	at java.awt.Component.show(Component.java:1651)
	at java.awt.Component.setVisible(Component.java:1603)
	at java.awt.Window.setVisible(Window.java:1013)
	at java.awt.Dialog.setVisible(Dialog.java:1003)
	at org.netbeans.core.windows.services.DialogDisplayerImpl$1AWTQuery.showDialog(DialogDisplayerImpl.java:260)
	at org.netbeans.core.windows.services.DialogDisplayerImpl$1AWTQuery.run(DialogDisplayerImpl.java:186)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:251)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:705)
	at java.awt.EventQueue.access$000(EventQueue.java:101)
	at java.awt.EventQueue$3.run(EventQueue.java:666)
	at java.awt.EventQueue$3.run(EventQueue.java:664)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:675)
	at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:158)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:211)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)