[libvirt-users] "Failed to start domain..."

[Martin Kletzander]

On Wed, Nov 25, 2015 at 04:17:47PM -0500, Ken D'Ambrosio wrote:
>Sadly, I'm back with another issue.  I can do a "system list --all"
>just fine; however, if I attempt to start the machines, I get back:
>
>maas at Bill-MAAS-cc:~$ strace -s 1024 -f -o /tmp/asdfasdf.log virsh -c
>vbox+ssh://gbadmin@10.20.0.1/system start PXE-client-07
>error: Failed to start domain PXE-client-07
>error: An error occurred, but the cause is unknown
>

This means there was an error (some function returned -1), but the
error message was not set.  Could you capture the backtrace when this
happens?  It's hard to find the exact point, but going function and
checking what returns -1 should do.

>Log files on both client and server are pretty sparse on details of
>any sort... as, again, is Google.  Any ideas?
>

It culd be visible from the logs as well, but not without the code
opened in another window to see where we forgot to set the error
message.

>Thanks yet again,
>
>-Ken
>
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