Message "DNF error:Error in POSTTRANS scriptlet in rpm package grub2-common" poped up when installing RHEL9.0 and RHEL9.1.

Solution In Progress - Updated -


  • RHEL 9.0 / 9.1 Installation aborted with following Error message DNF error: Error in POSTTRANS scriptlet in rpm package grub2-common.
  • Failed to run grub2-mkconfig on Red Hat Enterprise Linux 9.0/9.1 with error message :
"/usr/sbin/grub2-probe: error: ../grub-core/kern/fs.c:120:unknown filesystem."


  • Red Hat Enterprise Linux 9.0 / 9.1

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