# No bootable disk

**URL:** <https://forum.opennebula.io/t/no-bootable-disk/7818>\
**Category:** Product Support\
**Created:** [November 11, 2019, 7:38pm UTC](https://forum.opennebula.io/t/no-bootable-disk/7818 "2019-11-11T19:38:54Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Juan](https://avatars.discourse-cdn.com/v4/letter/j/a698b9/32.png) [@Juan](https://forum.opennebula.io/u/Juan)\
**Post date:** [November 11, 2019, 7:38pm UTC](https://forum.opennebula.io/t/no-bootable-disk/7818/1 "2019-11-11T19:38:54Z")

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when to start a virtual machine in the screen send an error of “boot failed”, I am using ubuntu qcow2 image of the opennebula market and i don’t know what is the problem only I can start the ttylinux, i’m using Sandbox