Many thanks to Zerberus on IRC who pointed me at the server FAQ: http://rancher.com/docs/rancher/v1.6/en/faqs/server/
The solution listed here worked perfectly for me.
Related topics
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| Fails to start after Loading config-defaults step | 1 | 1648 | May 16, 2016 | |
| Issue upgrading to v0.31.0 | 5 | 2634 | August 16, 2016 | |
| Problem Bringing up Rancher Server with MySQL | 5 | 3947 | July 3, 2018 | |
| Error when Upgrading | 2 | 1841 | April 15, 2016 | |
| Rancher Server Failing to Start | 2 | 2627 | December 18, 2015 |