mark nodes as lost just once

git-svn-id: https://svn.qindel.com/repos/main/projects/qindel/QVD/src/trunk@24071 4046b530-fbad-4e16-af16-ee11f0b55167
Dummy commit.

git-svn-id: https://svn.qindel.com/repos/main/projects/qindel/QVD/src/trunk@24072 4046b530-fbad-4e16-af16-ee11f0b55167