I have the same problem, using an 8GB USB-stick. Iso-image is a customized maverick-10.10 alternate image, no reserve space specified.
Everything wokrs fine until the booltoader is installed, then i get a SIGSEGV. ** Attachment added: "gdb backtrace" https://bugs.launchpad.net/ubuntu/+source/usb-creator/+bug/661395/+attachment/1998747/+files/gdb-usb-creator-gtk.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/661395 Title: segmentation fault when trying to write a 10.10 alternate usb stick in 10.10 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs