RHEL 7 or later system fails at grub> prompt after a reboot

Solution Verified - Updated -

Issue

  • The system boot process stops at a black & white screen with a grub> prompt.
  • The server is getting stuck at every reboot at the grub> prompt.
    !alt

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9

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