Protection added in the constructor in some cases when the function is built from Folders with empty levels.
Protection added in the constructor in some cases when the function is built
from Folders with empty levels.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@2299 27541ba8-7e3a-0410-8455-c3a389f83636

dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root,dawehner/root