[opensuse] Error message in pop-up

Every so often this message (expanded) keeps popping up. Where is this coming from ? Signature verification for Repository download.opensuse.org-packages failed Thanks, Duaine -- Duaine Hechler Piano, Player Piano, Pump Organ Tuning, Servicing& Rebuilding Reed Organ Society Member Florissant, MO 63034 (314) 838-5587 dahechler@att.net www.hechlerpianoandorgan.com -- Home& Business user of Linux - 11 years -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org To contact the owner, e-mail: opensuse+owner@opensuse.org