Showing orbitals in avogadro using a mac

Helo, i just have a technical problem. I cant show using q qchem .Fskch file. I can see my molecule and work normal with it but when i try to show orbitals avogadro always stops working abnormaly.
I tried avogadro and avogadro nigthly build.

Thanks for your help

Jan Wahl

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