Problem is, that NTFS journal file is unclean, but ubiquity doesn't display an simple and exact error message, where is explained why Windows disk can't be resized and how to solve this problem... /var/log/syslog and /var/log/partman files are attached to this bug
** Changed in: ubiquity (Ubuntu) Status: Needs Info => Confirmed -- error resizing ntfs partitions https://launchpad.net/bugs/88095 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs