I am trying to deploy a process to localhost database, but i get the following errors:

java.net.ConnectException: Connection refused: connect
 at java.net.PlainSocketImpl.socketConnect(Native Method)
 at java.net.PlainSocketImpl.doConnect(Unknown Source)
 at java.net.PlainSocketImpl.connectToAddress(Unknown Source)
 at java.net.PlainSocketImpl.connect(Unknown Source)
 at java.net.Socket.connect(Unknown Source)
 at java.net.Socket.connect(Unknown Source)
 at sun.net.NetworkClient.doConnect(Unknown Source)
 at sun.net.www.http.HttpClient.openServer(Unknown Source)
 at sun.net.www.http.HttpClient.openServer(Unknown Source)
 at sun.net.www.http.HttpClient.<init>(Unknown Source)
 at sun.net.www.http.HttpClient.New(Unknown Source)
 at sun.net.www.http.HttpClient.New(Unknown Source)
 at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(Unknown Source)
 at sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source)
 at sun.net.www.protocol.http.HttpURLConnection.connect(Unknown Source)
 at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
 at java.net.URL.openStream(Unknown Source)
 at org.jbpm.ui.action.DeployProcessActionDelegate.deployProcessWithServlet(Unknown Source)
 at org.jbpm.ui.action.DeployProcessActionDelegate.access$1(Unknown Source)
 at org.jbpm.ui.action.DeployProcessActionDelegate$1.run(Unknown Source)
 at org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.java:346)
 at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:291)
 at org.eclipse.jface.dialogs.ProgressMonitorDialog.run(ProgressMonitorDialog.java:447)
 at org.jbpm.ui.action.DeployProcessActionDelegate.showProgressMonitorDialog(Unknown Source)
 at org.jbpm.ui.action.DeployProcessActionDelegate.run(Unknown Source)
 at org.eclipse.ui.internal.PluginAction.runWithEvent(PluginAction.java:246)
 at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:538)
 at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:488)
 at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:400)
 at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
 at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:843)
 at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3080)
 at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2713)
 at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1699)
 at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1663)
 at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:367)
 at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:143)
 at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:103)
 at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:226)
 at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:376)
 at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:163)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
 at java.lang.reflect.Method.invoke(Unknown Source)
 at org.eclipse.core.launcher.Main.invokeFramework(Main.java:334)
 at org.eclipse.core.launcher.Main.basicRun(Main.java:278)
 at org.eclipse.core.launcher.Main.run(Main.java:973)
 at org.eclipse.core.launcher.Main.main(Main.java:948)

Eclipse 3.1
GPD 3.0.2

I am sure that I have filled the right configuration for the database connection in the jbpm projet