See the wiki page on split/merge manips.
The split/merge manipulation should do split/merge for an individual child (which you should select). split all / merge all do it for all children of a node. At the moment these two things are mixed up in the split/merge manips, and we need to fix this.
See the wiki page on split/merge manips.
The split/merge manipulation should do split/merge for an individual child (which you should select). split all / merge all do it for all children of a node. At the moment these two things are mixed up in the split/merge manips, and we need to fix this.