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Grub2 is throwing "error: invalid signature" while booting the system in Red Hat Enterprise Linux 7

Solution Unverified - Updated 2016-05-24T05:57:59+00:00 -

Issue

Grub2 is throwing "error: invalid signature" while booting the system .

Environment

Red Hat Enterprise Linux 7
Microsoft Windows 7 installation
Microsoft Windows 8 installation
Microsoft Windows 10 installation

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