We are releasing Nomad 0.12.3 which contains a bug fix for a recoverable server panic in the API affecting CSI plugins and volumes.
Thanks,
The Nomad Team
Links:
0.12.3 Changelog - https://github.com/hashicorp/nomad/blob/v0.12.3/CHANGELOG.md
0.12.3 Binaries - https://releases.hashicorp.com/nomad/0.12.3