diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/navigator/CNavigatorContentProvider.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/navigator/CNavigatorContentProvider.java
index 33a32eb5d31..24d70cace45 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/navigator/CNavigatorContentProvider.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/navigator/CNavigatorContentProvider.java
@@ -252,6 +252,17 @@ public class CNavigatorContentProvider extends CViewContentProvider implements I
 		return children;
 	}
 
+	/*
+	 * @see org.eclipse.cdt.internal.ui.cview.CViewContentProvider#hasChildren(java.lang.Object)
+	 */
+	public boolean hasChildren(Object element) {
+		if (element instanceof IProject) {
+			IProject project= (IProject) element;
+			return project.isAccessible();	
+		}
+		return super.hasChildren(element);
+	}
+	
 	/*
 	 * @see org.eclipse.ui.navigator.IPipelinedTreeContentProvider#getPipelinedChildren(java.lang.Object, java.util.Set)
 	 */