The following errors can be found in UbiquitySyslog.txt which was automatically attached to this bug report:
May 19 14:08:29 ubuntu kernel: [ 278.049880] SQUASHFS error: zlib decompression failed, data probably corrupt
May 19 14:08:29 ubuntu kernel: [ 278.049884] SQUASHFS error: squashfs_read_data failed to read block 0x269ed9f4
It's possible you have a bad write to your media. If you're still having problems please try the option to check the integrity of the image from the installer boot menu, and if this confirms that the media is corrupt, try re-writing and/or re-downloading it.
The following errors can be found in UbiquitySyslog.txt which was automatically attached to this bug report:
May 19 14:08:29 ubuntu kernel: [ 278.049880] SQUASHFS error: zlib decompression failed, data probably corrupt
May 19 14:08:29 ubuntu kernel: [ 278.049884] SQUASHFS error: squashfs_read_data failed to read block 0x269ed9f4
It's possible you have a bad write to your media. If you're still having problems please try the option to check the integrity of the image from the installer boot menu, and if this confirms that the media is corrupt, try re-writing and/or re-downloading it.