If you are not using cms then it won't hurt anything.
You can report it as a bug at
https://openacs.org/sdm/open-bafs.tcl?module_id=52&package_id=9
I think the first one was fixed 3 weeks ago and the other looks like
there must be something kerfucko with your installation since unless
you changed the StatusSweepInterval parameter it should have
worked.
