Jumping to conclusions

Why do I always jump to conclusions, and Imagine the worst possible outcome? Not only this, I feel helpless that there is no solution to the problem when there might not be a problem at all. Intelligence, misery,  or the human condition?

[Solved] GPG Check Failed Error when installing package with dnf

I was trying to install protobuf-compiler as a requisite for Google's Tensor Flow library for Python3, when I encountered this error: Public key for protobuf-compiler-3.3.1-2.fc27.x86_64.rpm is not installedFailing package is: protobuf-compiler-3.3.1-2.fc27.x86_64 GPG Keys are configured as: file:///etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-27-x86_64 The downloaded packages were saved in cache until the next successful transaction. You…
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