There are several errors when submitting forum topics:
Fatal error: Allowed memory size of 536870912 bytes exhausted (tried to allocate 65552 bytes) in /home/forum/repo/www/core/includes/bootstrap.inc on line 2593
In D7, there was a complete list of all tokens in the Help menu, but in Backdrop, hook_help() (and by extension, the Help menu) was removed.
I wrote a small module, Token Help, that provides that...
I'll check it out...
but here's the problem: Backdrop has made module installation so easy, and I've become so lazy... that I now have no idea how to get from the link you provided to an installed...
Thank you all for continuing to help with this!
As for the question of how I happened to be working with a feature that appeared not to officially exist (views field) in Backdrop at the time... That'...
It is also available (I'm 90% sure) in the tokens for the content type's display settings, so you could also potentially update the default "Author/date format" from this:
[node:created:medium] by [...
Comments
This is probably related to:
https://forum.backdropcms.org/forum/forum-preview-throws-error and/or
https://github.com/backdrop-ops/forum.backdropcms.org/issues/67
Thanks for reporting the problem.