graphic: 0.926 device: 0.818 other: 0.706 debug: 0.703 performance: 0.660 semantic: 0.635 PID: 0.601 network: 0.570 vnc: 0.522 permissions: 0.511 files: 0.474 socket: 0.460 boot: 0.386 KVM: 0.025 qemu-img fails to convert image On a Windows XP system and an NTFS drive, using QEMU on Windows Ver 0.12.2 from http://homepage3.nifty.com/takeda-toshiya/qemu/ or QEMU 0.12.3 built locally, when I run the following commands, a dialog is displayed indicating that "qemu-img.exe has encountered a problem and needs to close". qemu-img create foo.img 1G qemu-img convert -O qcow2 foo.img bar.img 0.15.0 under win7 64-bit seems to work OK. Looking at comment #1, it sounds like this has been fixed, so let's close this ticket now.