We have successfully upgraded to 0.18.2. It only took the best part of 5 hours, 4 restored backups and a whole temporary dev site spun up to figure out it was one tiny setting in Cloudflare that was causing all the issues. The joy....
Any Linux fans or new users as well as home server users can join us to promote Linux scripts as well as helping people troubleshoot their Linux installs in general...
If memory serves, all planets pictured were from mods, and the skybox was also a mod. These screenshots were taken by myself, and another admin on my server....