diff --git a/bin/nova-manage b/bin/nova-manage
index 94b0d594..8ddfea5c 100755
--- a/bin/nova-manage
+++ b/bin/nova-manage
@@ -548,7 +548,11 @@ class NetworkCommands(object):
     def delete(self, fixed_range):
         """Deletes a network"""
         network = db.network_get_by_cidr(context.get_admin_context(), fixed_range)
-         
+        if network.project_id is not None:
+            raise ValueError(_('Network must be disassociated from project %s' 
+                               ' before delete' %network.project_id))
+        db.network_delete_safe(context.get_admin_context(), network.id)  
+  
 class ServiceCommands(object):
     """Enable and disable running services"""