Same problem here, Ubuntu 12.04 64-bit on Macbook 4,1. /var/log/syslog contains the error:
May 25 01:23:18 ubuntu ubiquity[13176]: Device free not found in os-prober output May 25 01:23:18 ubuntu ubiquity[13176]: Device /dev/sda1 not found in os-prober output May 25 01:23:18 ubuntu ubiquity[13176]: Device free not found in os-prober output May 25 01:23:18 ubuntu ubiquity[13176]: Device free not found in os-prober output May 25 01:23:18 ubuntu ubiquity[13176]: Traceback (most recent call last): May 25 01:23:18 ubuntu ubiquity[13176]: File "/usr/lib/ubiquity/ubiquity/misc.py", line 203, in boot_device May 25 01:23:18 ubuntu ubiquity[13176]: for part in p.partitions(): May 25 01:23:18 ubuntu ubiquity[13176]: File "/usr/lib/ubiquity/ubiquity/parted_server.py", line 206, in partitions May 25 01:23:18 ubuntu ubiquity[13176]: self.open_dialog('PARTITIONS') May 25 01:23:18 ubuntu ubiquity[13176]: File "/usr/lib/ubiquity/ubiquity/parted_server.py", line 135, in open_dialog May 25 01:23:18 ubuntu ubiquity[13176]: self.outf = open(outfifo, 'r') May 25 01:23:18 ubuntu ubiquity[13176]: IOError: [Errno 2] No such file or directory: '/var/lib/partman/outfifo' May 25 01:23:18 ubuntu ubiquity[13176]: May 25 01:23:18 ubuntu ubiquity[13176]: Traceback (most recent call last): May 25 01:23:18 ubuntu ubiquity[13176]: File "/usr/lib/ubiquity/ubiquity/misc.py", line 203, in boot_device May 25 01:23:18 ubuntu ubiquity[13176]: for part in p.partitions(): May 25 01:23:18 ubuntu ubiquity[13176]: File "/usr/lib/ubiquity/ubiquity/parted_server.py", line 206, in partitions May 25 01:23:18 ubuntu ubiquity[13176]: self.open_dialog('PARTITIONS') May 25 01:23:18 ubuntu ubiquity[13176]: File "/usr/lib/ubiquity/ubiquity/parted_server.py", line 137, in open_dialog May 25 01:23:18 ubuntu ubiquity[13176]: self.error_handler() May 25 01:23:18 ubuntu ubiquity[13176]: File "/usr/lib/ubiquity/ubiquity/parted_server.py", line 126, in error_handler May 25 01:23:18 ubuntu ubiquity[13176]: raise PartedServerError(exception_type, message, options) May 25 01:23:18 ubuntu ubiquity[13176]: PartedServerError: ('', '', []) May 25 01:23:18 ubuntu ubiquity[13176]: May 25 01:23:18 ubuntu ubiquity[13176]: debconffilter_done: ubi-partman (current: ubi-partman) May 25 01:23:18 ubuntu ubiquity[13176]: dbfilter_handle_status: ('ubi-partman', 141) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/945027 Title: ubi-partman failed with exit code 141 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/945027/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs