typelib-1_0-Gtk-3_0 from home:alefnode:GSI-Phone project
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Adicionar repositório e instalar manualmente
Para standard execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:alefnode:GSI-Phone/standard/home:alefnode:GSI-Phone.repo zypper refresh zypper install typelib-1_0-Gtk-3_0