I don't understand what you mean by "I can boot straight to ubuntu with no bootloader, but running windows breaks it.", could you elaborate?
Also have you run chkdsk on the esp from windows? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1090829 Title: grub-efi fails to install with Input/output error To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dosfstools/+bug/1090829/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
