*** This bug is a duplicate of bug 1839658 ***
https://bugs.launchpad.net/bugs/1839658
Anyone who comes across this issue, resulting in denial of service from
neutron-server with the exceptions mentioned in the OP, it's reasonably
painless to workaround; simply delete the subnet(s) with NULL
*** This bug is a duplicate of bug 1839658 ***
https://bugs.launchpad.net/bugs/1839658
Hi, James, do you know how to reproduce this error? I think the foreign-
key will prevent the deletion from the networks table until the subnet
was deleted, so it seems that the field network_id will not be
*** This bug is a duplicate of bug 1839658 ***
https://bugs.launchpad.net/bugs/1839658
Ah - this behaviour was enforced @ train
see bug 1839658
** This bug has been marked a duplicate of bug 1839658
"subnet" register in the DB can have network_id=NULL
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You received this bug
I had a dig around in the database - the subnets table has a foreign key
reference to the networks table:
CONSTRAINT `subnets_ibfk_1` FOREIGN KEY (`network_id`) REFERENCES
`networks` (`id`),
which I believe would prevent the deletion of the network from the
networks table until the subnet was
Full create table command:
CREATE TABLE `subnets` (
`project_id` varchar(255) DEFAULT NULL,
`id` varchar(36) NOT NULL,
`name` varchar(255) DEFAULT NULL,
`network_id` varchar(36) NOT NULL,
`ip_version` int(11) NOT NULL,
`cidr` varchar(64) NOT NULL,
`gateway_ip` varchar(64) DEFAULT
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: neutron (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1784342
Title:
subscribed field-high, added Ubuntu Neutron package, since this has
occurred in multiple production sites.
** Also affects: neutron (Ubuntu)
Importance: Undecided
Status: New
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