Optimize geometry doesn't work, but after installing openbabel it's OK.
Source RPM: (none) => avogadro-1.0.1-3.mga1
Summary: Dependance with openbabel is missing. => Dependance with openbabel is missing in avogadro-1.0.1-3.mga1.
Thanks for the report, should be fixed in next avogadro package which will be available on mirrors soon.
Status: NEW => RESOLVEDResolution: (none) => FIXED