The glibc-2.3.6-3 was the guilty, after downgrading to 2.3.5-10.3. the yum working again. > Monday (27. march) I upgraded with Yumex the programs > what where signed with +. Unfortunately I not remember > which programs where these ones. > > After reboot Yumex/Yum cannot to find any repo site. Repo > files are unchanged in my FC4.