Getting error: couldn't mount because of unsupported optional features (240)

Solution Verified - Updated -

Issue

  • Unable to mount filesystem:
mount: wrong fs type, bad option, bad superblock on /dev/mapper/vg-lv,
missing codepage or helper program, or other error
In some cases useful info is found in syslog - try
dmesg | tail  or so
  • EXT3-fs (dm-2): error: couldn't mount because of unsupported optional features (240)
  • EXT4-fs (dm-2): couldn't mount as ext3 due to feature incompatibilities

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7

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