java.lang.IllegalStateException: This connection is not added to the ConnectionManager. at org.netbeans.api.db.explorer.ConnectionManager.showConnectionDialog(ConnectionManager.java:352) at org.netbeans.modules.derby.ConnectDatabaseAction$1.connectionsChanged(ConnectDatabaseAction.java:119) at org.netbeans.modules.db.explorer.ConnectionList.fireListeners(ConnectionList.java:166) at org.netbeans.modules.db.explorer.ConnectionList.access$000(ConnectionList.java:71) at org.netbeans.modules.db.explorer.ConnectionList$1.resultChanged(ConnectionList.java:102) at org.openide.util.lookup.ProxyLookup$1Notify.run(ProxyLookup.java:181) at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:190) at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:126) at org.netbeans.modules.settings.RecognizeInstanceObjects$OverObjects.ch(RecognizeInstanceObjects.java:175) at org.netbeans.modules.settings.RecognizeInstanceObjects$OverObjects.fileDataCreated(RecognizeInstanceObjects.java:155) at sun.reflect.GeneratedMethodAccessor9.invoke(GeneratedMethodAccessor9.java:0) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:457) at $Proxy1.fileDataCreated(.java:0) at org.openide.filesystems.FCLSupport$DispatchEventWrapper.dispatchEventImpl(FCLSupport.java:139) at org.openide.filesystems.FCLSupport$DispatchEventWrapper.dispatchEvent(FCLSupport.java:128) at org.openide.filesystems.FCLSupport.dispatchEvent(FCLSupport.java:105) at org.openide.filesystems.FileObject$ED.dispatch(FileObject.java:1280) at org.openide.filesystems.EventControl.invokeDispatchers(EventControl.java:213) at org.openide.filesystems.EventControl.exitAtomicAction(EventControl.java:188) at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:129) at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:607) at org.netbeans.modules.db.explorer.DatabaseConnectionConvertor.create(DatabaseConnectionConvertor.java:258) at org.netbeans.modules.db.explorer.ConnectionList.add(ConnectionList.java:135) at org.netbeans.api.db.explorer.ConnectionManager.addConnection(ConnectionManager.java:147) at org.netbeans.modules.derby.ConnectDatabaseAction.performAction(ConnectDatabaseAction.java:124) at org.openide.util.actions.NodeAction$DelegateAction$1.run(NodeAction.java:586) at org.openide.util.actions.ActionInvoker$1.run(ActionInvoker.java:95) at org.openide.util.actions.ActionInvoker.doPerformAction(ActionInvoker.java:116) at org.openide.util.actions.ActionInvoker.invokeAction(ActionInvoker.java:99) at org.openide.util.actions.NodeAction$DelegateAction.actionPerformed(NodeAction.java:583) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259) at javax.swing.AbstractButton.doClick(AbstractButton.java:376) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:833) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:877) at java.awt.Component.processMouseEvent(Component.java:6505) at javax.swing.JComponent.processMouseEvent(JComponent.java:3321) 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(LightweightDispatcher.java:4832) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4492) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.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(AccessController.java:0) 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(AccessController.java:0) 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) 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)