Have you by chance added any PPA's from LaunchPad and not imported their PGP keys? or from any other source?
Scott Evans VK7HSE Phone: +61362291658 Mobile: +61417586157 Skype: vk7hse sc...@vk7hse.hobby-site.org http://www.vk7hse.hobby-site.org PGP/GPG Key ID 2B8CA152
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