java.lang.IllegalArgumentException: C:\Documents and Settings\Ubriela\My Documents\NetBeansProjects\_Web_App\Spring\HelloWorld2\src\com\springinaction\chapter01\hello\GreetingService.java is not inside C:\Documents and Settings\Ubriela\My Documents\NetBeansProjects\_Web_App\Spring\HelloWorld\src\java
        at org.netbeans.spi.project.support.ant.SourcesHelper$SourceRoot$Group.contains(SourcesHelper.java:176)
        at org.netbeans.spi.java.project.support.ui.TreeRootNode$VisibilityQueryDataFilter.acceptDataObject(TreeRootNode.java:222)
        at org.openide.loaders.FolderChildren.createNodes(FolderChildren.java:168)
        at org.openide.loaders.FolderChildren.createNodes(FolderChildren.java:59)
        at org.openide.nodes.Children$Keys$KE.nodes(Children.java:2250)
        at org.openide.nodes.ChildrenArray.nodesFor(ChildrenArray.java:167)
        at org.openide.nodes.Children$Info.nodes(Children.java:1296)
        at org.openide.nodes.Children.updateAdd(Children.java:1092)
        at org.openide.nodes.Children.setEntries(Children.java:883)
        at org.openide.nodes.Children$Keys$2.run(Children.java:2136)
        at org.openide.util.Mutex.postRequest(Mutex.java:1251)
        at org.openide.util.Mutex.postWriteRequest(Mutex.java:582)
        at org.openide.nodes.Children$Keys.applyKeys(Children.java:2145)
        at org.openide.nodes.Children$Keys.setKeys(Children.java:2090)
        at org.openide.loaders.FolderChildren.access$500(FolderChildren.java:59)
        at org.openide.loaders.FolderChildren$ChildrenRefreshRunnable.run(FolderChildren.java:285)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:561)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:986)