diff --git a/weed/mount/weedfs_dir_lookup.go b/weed/mount/weedfs_dir_lookup.go
index 7f2821a94..02fc9f0d8 100644
--- a/weed/mount/weedfs_dir_lookup.go
+++ b/weed/mount/weedfs_dir_lookup.go
@@ -55,7 +55,7 @@ func (wfs *WFS) Lookup(cancel <-chan struct{}, header *fuse.InHeader, name strin
 
 	inode := wfs.inodeToPath.Lookup(fullFilePath, localEntry.Mode, len(localEntry.HardLinkId) > 0, localEntry.Inode, true)
 
-	if fh, found := wfs.fhmap.FindFileHandle(inode); found {
+	if fh, found := wfs.fhmap.FindFileHandle(inode); found && fh.entry != nil {
 		glog.V(4).Infof("lookup opened file %s size %d", dirPath.Child(localEntry.Name()), filer.FileSize(fh.entry))
 		localEntry = filer.FromPbEntry(string(dirPath), fh.entry)
 	}