// unregister the event listener again
unregisterEventListener(el);
// add resources to the multistatus, that failed to be merged
while (failed.hasNext()) {
Node failedNode = failed.nextNode();
DavResourceLocator loc = getLocatorFromItem(failedNode);
DavResource res = createResourceFromLocator(loc);
ms.addResponse(new MultiStatusResponse(res, mergeInfo.getPropertyNameSet()));
}