Thank you for taking the time to report this issue and helping to make Ubuntu better.
Examining the information you have given us, I see likely hardware issues that would explain it and wonder if you have a drive that needs examination (https://help.ubuntu.com/community/Smartmontools). Jun 21 01:57:03 ubuntu kernel: [ 747.142800] ata1.00: exception Emask 0x0 SAct 0x1f0 SErr 0x50000 action 0x0 Jun 21 01:57:03 ubuntu kernel: [ 747.142817] ata1.00: irq_stat 0x40000001 Jun 21 01:57:03 ubuntu kernel: [ 747.142822] ata1: SError: { PHYRdyChg CommWake } Jun 21 01:57:03 ubuntu kernel: [ 747.142829] ata1.00: failed command: WRITE FPDMA QUEUED Jun 21 01:57:03 ubuntu kernel: [ 747.142832] ata1.00: cmd 61/40:20:00:11:86/05:00:1f:00:00/40 tag 4 ncq dma 688128 out Jun 21 01:57:03 ubuntu kernel: [ 747.142832] res 41/04:00:dc:b9:06/00:00:2e:00:00/00 Emask 0x1 (device error) .. .. Jun 21 01:57:03 ubuntu kernel: [ 747.179750] blk_update_request: I/O error, dev sdb, sector 772192732 op 0x0:(READ) flags 0x3000 phys_seg 1 prio class 0 Jun 21 01:57:03 ubuntu kernel: [ 747.179782] ata1: EH complete Jun 21 01:57:03 ubuntu kernel: [ 747.179854] EXT4-fs error (device sdb7): __ext4_find_entry:1524: inode #10750557: comm install.py: reading directory lblock 0 Jun 21 01:57:03 ubuntu kernel: [ 747.179869] Aborting journal on device sdb7-8. Jun 21 01:57:03 ubuntu kernel: [ 747.190068] EXT4-fs error (device sdb7) in ext4_init_inode_table:1601: IO failure Jun 21 01:57:03 ubuntu kernel: [ 747.299753] EXT4-fs (sdb7): Remounting filesystem read-only Jun 21 01:57:03 ubuntu kernel: [ 747.299755] EXT4-fs (sdb7): Remounting filesystem read-only This bug report can be converted to a question (which is aimed at support). You can also find help with your problem in the support forum of your local Ubuntu community http://loco.ubuntu.com/ or asking at https://askubuntu.com or https://ubuntuforums.org, or for more support options please look at https://discourse.ubuntu.com/t/community- support/709 I've marked this bug incomplete as normal support steps don't appear to have been tried, or evidence of them hasn't been provided. If you believe I'm in error, or can provide additional detail of steps done, please change status back to "New" and leave comment, or additional information as to what was attempted. Thanks again for helping make Ubuntu better. ** Changed in: ubiquity (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1933051 Title: I had the Errno 30 when i tried to install To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/1933051/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs