After applying system updates, rebooting system stuck at the EFI boot menu loader.

Solution Verified - Updated -

Issue

  • System reboot stuck at EFI boot menu loader after applying system updates.
  • Error messages as below:
Failed to open \efi\boot\grubx64.efi - Not Found
Failed to load image ??: Not Found
start_image() returned Not Found, falling back to default loader
Failed to open \efi\boot\grubx64.efi - Not Found
Failed to load image ??: Not Found
start_image() returned Not Found
  • System boots normal before applying the updates.

Environment

  • Red Hat Enterprise Linux 9
  • UEFI

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