@dunlix (and others)
Thanks, the disable plugins suggestion worked. Apparently it was the "sanitize html" plugging that was causing the problem.
Not even sure why we had that still installed.
Thanks all for the troubleshooting help!
I setup nodebb on heroku following below tut nodebb.readthedocs. io/en/latest/installing/cloud/heroku.html
Nodebb working well locally. But on heroku I get application error.
Here is the log
http:// pasted. co/e0f98486
changed link as askmi spam filter not allowing to post links