sudo customizer -e (Output) - Pls Help!

[Timtech4u]

ubuntu@ip-172-31-39-22:~$ sudo customizer -e

• Read Configuration file: /etc/customizer.conf
• Extracting...
  => Removing: /home/FileSystem
  => Removing: /home/ISO
  => Creating: /home/FileSystem
  => Creating: /home/ISO
  => Creating mount directory
  => Mounting ISO: /home/ubuntu/ubuntu-16.04.1-desktop-amd64.iso
  => Checking ISO
  => Unsquashing filesystem
  Parallel unsquashfs: Using 2 processors
  Lseek failed because Invalid argument
  read_block: failed to read block @0x389b800974effea0
  read_uids_guids: failed to read id table block
  FATAL ERROR:failed to uid/gid table
  => Unmounting: /media/pgefgi
  => Removing: /media/pgefgi
• SUBPROCESS: Command '('/usr/bin/unsquashfs', '-f', '-d', '/home/FileSystem', '/media/pgefgi/casper/filesystem.squashfs')' returned non-zero exit status 1

[kamilion]

More information please...
CPU Architecture, amount of RAM, amount of free disk space...

From a quick google on "Lseek failed because Invalid argument", this appears to be a corrupt ISO.
Check your source ISO against the SHA1SUM and redownload it?

[Timtech4u]

Thanks, I downloaded a new .iso and it worked.